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High Strength Chain Steel

  (I) Anchor Chain Steel and Marine Mooring Chain Steel   Class 3&Class4 anchor chain steel and marine mooring chain steel produced by CITIC Special Steel are mainly used for manufacturing anchor chains for various ships and mooring chains for all kinds of offshore platforms. At present, it has been the main supplier of several major anchor chain factories in China.The hot-rolled bar for anchor chain and marine mooring chain produced by CITIC Special Steel has obtained Factory Accreditation Certificate from China Classification Society(CCS),British Lloyd's Classification Society(LR),German Lloyd's Classification Society(GL),DET NORSKE VERITAS(DNV),American Bureau of Shipping(ABS),Nippon Kaiji Kyokai(NK) and Korean Register of Shipping(KR).   Main customers cover: Asian Star Anchor Chain, Zhengmao Anchor Chain,FOSHAN Marine Anchor Chain and other enterprises.

Executive standards/ Typical steel grades

Executive standards

Typical steel grades

GB Standard

User agreement or mutual agreements

M30Mn2、CM490、CM690

YXR4、28MnCrMo、YXR3S

YXR4S、YXR5

 

Product specification

Round rolled steel:

Φ10~230

Round forged steel:

Φ100~650

Coil:

Φ4.5~52

Bright steel:

Φ10~300

Instruction:

(1) Delivery can be provided in the state of hot rolling, annealing and bright steel, etc.

(2) The steel grades listed in the table are only representative ones for such products. The Group may produce the corresponding steel grades according to relevant international, domestic and industrial standards or develop the related steel grades according to the requirements of the agreement. 

 

(II) Mining Chain Steel

Mining chain steel manufactured by CITIC Special Steel is refined with LF, VD and CC processes with high precision continuous rolling and spheroidizing annealing in continuous heat treatment furnace. It is featured by high dimensional accuracy, low gas content, high purity of steel, uniform internal structure and stable mechanical properties. It is widely used in manufacturing high-tensile round-link chain for coal mine scraper conveyor and coal planer, etc.

The main customers includes the enterprises such as  Zhangjiakou Coal Mining Machinery,China National Geological & Mining,China Minmetals Corporation, Zhengzhou Coal Mining Machinery and Zaozhuang Mining Group,etc.


Executive standards/ Typical steel grades/Product specifications

Executive standards

Typical steel grades

Product specification

GB Standard

EN Standard

User agreement or mutual agreements

25MnV

23MnNiMoCr54

23MnNiMoCr51

023

 

Round rolled steel:

Φ10~160

Round forged steel:

Φ120~620

Coil:

Φ4.5~52

Instruction:

(1) Delivery can be provided in the state of hot rolling, annealing and bright steel, etc.

(2) The steel grades listed in the table are only representative ones for such products. The Group may produce the corresponding steel grades according to relevant international, domestic and industrial standards or develop the related steel grades according to the requirements of the agreement.