Can steel slag be used? "Concrete Quality Control Standard (Revised Draft)" was released!

2026-09-09 09:41:47

Steel slag shall not be used as coarse aggregate. Steel slag shall not be used as fine aggregate.

On August 21, the General Office of the Ministry of Housing and Urban-Rural Construction issued a circular on the public consultation of the national standard "Concrete Quality Control Standard (Revised Draft for Consultation)". The deadline for feedback is September 21, 2026.

It is mentioned that steel slag should not be used as coarse aggregate. Steel slag shall not be used as fine aggregate. The mineral admixture

used in the concrete may include fly ash, granulated blast furnace slag powder, silica fume, limestone powder, natural pozzolana material, natural zeolite powder, steel slag powder, phosphorus slag powder, and composite admixture; two or more mineral admixtures may be mixed according to a certain proportion. Steel slag powder shall comply with the relevant provisions of the current national standard Steel Slag Powder for Cement and Concrete GB/T 20491.

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Steel slag shall not be used as coarse aggregate. Steel slag shall not be used as fine aggregate.

2026-09-09 09:41:47

Huaxin Soghd Company won the honor of "Outstanding Contribution to Industrial Development" in Soghd Prefecture of Tajikistan for promoting industrial upgrading, economic growth, improvement of people's livelihood and fulfilling social responsibility.

2026-09-08 19:59:13

The cement industry is waiting for the possibility of supply-side liquidation and "re-pricing" in the general loss, while the commercial mixed industry is speeding up shuffling in the shrinking income and the deterioration of repayment. Who can survive this round depends no longer on production capacity, but on capital and account books.

2026-09-08 15:46:37

According to incomplete statistics, there are about 30 listed companies developing commercial mixing business in A-share motherboard, Hong Kong stock and Taiwan stock, of which 6 companies take commercial mixing as their main business. As for the sales volume, selling price, gross profit rate and repayment performance of the listed company in the first half of 2026, the detailed analysis is as follows:

2026-09-07 17:25:07

Sichuan-Chongqing: This week, the Sichuan-Chongqing concrete market as a whole was weak, stable and volatile, and the improved weather led to the marginal repair of demand, but the recovery was restricted by the busy farming season, the cost of raw materials was differentiated, the support was limited, the market quotation was stable as a whole, and the regional fluctuation was small.

2026-09-04 17:10:23

Guangdong and Guangxi: This week, the weakness of Guangdong concrete market is hard to change, the market demand is weak and the pressure of industry operation is superimposed, and the price of concrete continues to be low, weak and stable.

2026-09-04 17:09:00

Jiangsu, Zhejiang, Shanghai and Anhui: Affected by the typhoon, there were still more intermittent rainy weather in Jiangsu, Zhejiang, Shanghai and Anhui this week. Although the demand has improved compared with the previous period, the recovery is ultimately limited, and the capacity utilization rate of the mixing station remains low.

2026-09-04 17:07:25

Beijing-Tianjin-Hebei region: The concrete market in the Beijing-Tianjin-Hebei region is running smoothly as a whole this week.

2026-09-04 17:05:50

This week, the regional performance of the concrete market in Northwest China is divided.

2026-09-04 17:04:33

On September 1, Conch Cement made a statement at the mid-term performance conference in Hong Kong- "Based on the 15th Five-Year Development Plan, we will promote mergers and acquisitions of major domestic industries and extend the industrial chain, seize international development opportunities, and continue to shape industrial advantages in precise investment.". "

2026-09-04 16:38:57

On September 4, the National Concrete Price Index (CEMPI) closed at 86.6 points, down 0.36% annually and 6.78% year-on-year.

2026-09-04 15:39:58

The 2,000t/d production line in Matola, Mozambique will be restored and is expected to be put into operation by the end of August; the 3,000t/d production line in Dongduo will be accelerated and is expected to be put into operation in the third quarter; the 3 × 5,000t/d cement clinker production lines in Sagamu and Ashaka, Nigeria will be constructed as planned, and the two projects will enter the commissioning stage by the end of the year.

2026-09-04 14:20:13

The industry standard amendment sheet shall be implemented from the date of issuance.

2026-09-04 13:23:47

In the first half of 2026, Shanshui Group realized an operating income of 4.074 billion yuan, a year-on-year decrease of 26.64%; the net profit loss attributable to parent company was 726 million yuan, an increase of 190%.

2026-09-03 17:22:01

In the first half of 2026, BBMG Jidong achieved an operating income of 9.642 billion yuan, a year-on-year decrease of 18.02%; the net profit loss attributable to the parent company was 957 million yuan, which was significantly larger than loss of 154 million yuan in the same period last year.

2026-09-03 17:15:21

According to public information, six more concrete enterprises have been filed for bankruptcy recently.

2026-09-03 13:26:30

Why is the type of punishment only a fine? How to confiscate illegal gains is just "-"? Why is there no illegal income in the project for 5 years? Why don't you have to ban it? Is it really "punishment for management"?

2026-09-03 11:41:37

The Recyg Recygénie housing project, built by Holcim and Seqens, a social housing provider, was officially opened in Jeannevilliers, north of Paris, France. This simple affordable housing community is the first building in the world to be built with fully recycled concrete, which is a milestone achievement in the field of building recycling and sets a new benchmark for low-carbon sustainable buildings in the world.

2026-09-03 10:32:48

The photovoltaic project (8.16 MW) of No.1 Plant of Jinyu Jidong Cement Tangshan Branch innovatively applied the technology of "photovoltaic integrated tile + glued roof + light components", which was connected to the grid efficiently for 63 days, providing a replicable model for the green low-carbon transformation of the cement industry.

2026-09-02 11:33:57

On the one hand, the company seizes structural opportunities, intensifies the development of key areas such as urban renewal, water conservancy, energy, pipeline network and mine backfilling, and actively promotes the layout of overseas markets to broaden the incremental space; On the other hand, the company relies on regional resource endowment, precisely implements differentiated marketing strategy, dynamically allocates product structure and regional flow direction, innovates the marketing mode of "cement + concrete + strategic customers", and continuously improves cross-regional synergy.

2026-09-02 10:31:37

By the end of August, the National Concrete Price Index (CONCPI) had closed at 86.83 points, down 1.08% from the previous month, and down 6.66% from the same period last year.

2026-09-01 15:28:29

From "buying the mixing station" to "entrusting the mixing station", the difference of one word is the turning point of the cement industry from heavy assets to light assets to integrate resources. When the giants are no longer obsessed with "ownership" and learn to "dominate", a more cruel and efficient stock era has just begun.

2026-09-01 15:23:27

Illegal facts: During the period from 2021 to 2025, Anshun Anping Concrete Co., Ltd. produced ready-mixed concrete without obtaining relevant qualifications, and sold the produced concrete to various construction projects by signing construction contracts and purchase and sale contracts.

2026-09-01 13:30:59

On July 27, the first truck of commercial concrete of Lingshan Guanfeng Commercial Concrete, the entrusted processing project of Xingye Conch Commercial Concrete, was successfully delivered. On August 28, Shuangfeng Conch and Xiangtan Xiyuan Commercial Concrete Processing Project were put into operation smoothly.

2026-09-01 11:47:17

Domestic concrete price statistics in August showed that the national concrete price fell by 1.16% annually and 6.51% year-on-year. Prices in most areas have changed to varying degrees. On a month-on-month basis, prices in some regions changed significantly, such as Shanghai and Sichuan, where the decline was relatively large, while prices in Beijing, Shanxi and Inner Mongolia remained unchanged on a month-on-month basis. On a year-on-year basis, the decline in Jilin is relatively prominent, while Shanxi has a small increase over the same period. Overall, the domestic concrete price showed a certain fluctuation trend in August.

2026-09-01 11:18:22

Today is September 1, according to the traditional practice, every year today is the implementation date of a large number of standards in our country. Today, Xiaobian will sort out the national standards and industry standards directly related to the cement industry that will be implemented today. National standards (GB) and building materials industry standards (JC/T), totaling 21 items.

2026-09-01 11:10:23

Recently, Longji Wuhu Production Base officially passed the four-level certification of China Intelligent Manufacturing Capability Maturity (CMMM), becoming the first component factory in the photovoltaic industry to obtain this certification.

2026-09-01 10:20:03

Anhui Construction Engineering Group emphasizes that Party building should lead the project construction, focusing on overall dispatch, safety and quality, land acquisition coordination, cost control and integration of Party building, and making every effort to ensure that the Pingtianhu Tunnel Project is completed on time and with high quality.

2026-08-31 21:20:09

According to the investigation by the accident investigation team, the "11.14" general road traffic accident in Zhangwan, Jiaocheng is a general accident of production safety responsibility caused by the inadequate implementation of the main responsibility of the enterprises involved in production safety.

2026-08-31 15:35:29

Jinyu Jidong semi-annual report shows that in the second half of the year, cement demand is expected to continue downward trend. Faced with the dual pressures of shrinking demand and intensified competition, the company will focus on market cultivation, cost reduction of the whole chain, strategic implementation, green innovation and other key points to promote the system, make every effort to fight for efficiency, and further explore a new path of transformation and upgrading in line with the company's actual situation.

2026-08-31 10:35:17

In the second half of the year, the cement industry is still facing challenges such as weak momentum of domestic demand recovery, deep adjustment of real estate, and many uncertainties in the pressure of steady growth. With the continuous implementation of more active and powerful macro-policies and the further deepening of anti-involution policies and consensus, the industry has gradually entered the stage of structural differentiation and optimization and upgrading. The industrial chain has accelerated its transformation towards intellectualization, greening and integration. Tianshan Stock Company has given full play to its group advantages, scale advantages, industrial chain advantages, location and brand advantages, and technological advantages, dynamically optimized the allocation of resources, and enhanced its differentiated competitive advantages in the expansion of the track. It will consistently focus on improving profitability.

2026-08-31 10:15:03

On August 28, the National Concrete Price Index (CEMPI) closed at 86.91 points, down 0.02% annually and 6.58% year-on-year.

2026-08-28 17:33:27

In the first half of 2026, China Resources Building Materials Technology achieved an operating income of 8.636 billion yuan, a decrease of 15.38% over the same period last year; the net profit loss attributable to the parent company was 441 million yuan, the first half-year loss since listing.

2026-08-28 16:56:19

Sichuan and Chongqing: This week, the concrete market in Sichuan and Chongqing continued the pattern of weak operation in the off-season, the regional trend was divided, and the overall price upward momentum was insufficient.

2026-08-28 16:37:27

Guangdong and Guangxi: This week, the weakness of the concrete market in Guangdong is hard to change, the market demand is weak and the pressure of industry operation is superimposed on the continuous low and stable operation of the concrete price.

2026-08-28 16:35:41

Jiangsu, Zhejiang, Shanghai and Anhui: The temperature in Jiangsu, Zhejiang, Shanghai, Anhui and other places dropped after the summer, and the construction progress of the construction site increased on a month-on-month basis. However, due to the typhoon and rain weather, the overall demand recovery was still insufficient.

2026-08-28 16:33:17

Beijing-Tianjin-Hebei region: The concrete market in the Beijing-Tianjin-Hebei region is running smoothly as a whole this week.

2026-08-28 16:30:39

This week, the northwest concrete market continued to be weak, and the overall shipment volume of the mixing station remained low.

2026-08-28 16:28:57

This week, the concrete market in Northeast China was stable as a whole, and the price did not fluctuate significantly.

2026-08-28 16:26:49

It is understood that on August 17, 2026, the Intermediate People's Court of Ordos City, Inner Mongolia Autonomous Region, formally declared the bankruptcy of the enterprise because Hengzhuo Cement Co., Ltd. of Etuoke Banner could not pay off its debts due, and its assets were insufficient to pay off all its debts and there was no possibility of reorganization and reconciliation.

2026-08-28 14:07:13

On 27 August, CNBM (03323) released its interim results announcement for the six months ended 30 June 2026. The announcement showed that the company's unaudited revenue was 81.483 billion yuan, down 2.2% from the same period in 2025. The loss attributable to equity holders of the company was 829 million yuan, while the profit attributable to equity holders in the same period in 2025 was 1.36 billion yuan. The basic loss per share was 0.109 yuan, and the basic earnings per share in the same period of 2025 was 0.172 yuan. The Board does not recommend the payment of an interim dividend.

2026-08-28 13:41:52

CNBM's revenue in the first half of 2026 was 81.483 billion yuan, and the proportion of the three segments was balanced; the loss of basic building materials expanded, and the profit of new materials increased by 17.7%; ESG performed well and continued to carry out the mission of "materials create a better world".

2026-08-28 10:34:18

Sixty-eight years of glorious flowers in spring and solid fruits in autumn, a new journey has begun. May all Yizhou family members go to the mission with their original heart, build the future with one heart, and go to the next glorious years hand in hand.

2026-08-27 17:28:42

In 2026, the situation of basic building materials industry is still complex and severe, showing the overall characteristics of "demand pressure, high cost, intensified competition and urgent transformation". At the international level, the intensification of geopolitical game and the rise of trade protectionism have made overseas projects face greater challenges in compliance management, risk provention and control and localization adaptation. At the domestic level, the slowdown of macroeconomic growth, the deep adjustment of real estate and the negative growth of infrastructure have led to the overall decline of demand.

2026-08-26 14:31:46

In the first half of 2026, the total revenue of Red Lion Group was 14.988 billion yuan, down about 8.57% from the same period last year, and the net profit loss attributable to the shareholders of the parent company was 808 million yuan, compared with 597 million yuan in the same period last year.