We are ASTM A537CL3,ASTM A537 Class 3 steel plate supplier

Gangsteel produce and export quenching and tempering pressure vessel ASTM A537CL3steel plates. We provide ASTM A537 Class 3 steel plate machined part and cutting service.

Keywords: ASTM A537CL3, ASTM A537CL.3, ASTM A537 CL.3, ASTM A537 Class 3

Adopt standard: A537 ASTM

A537 Class 3 steel grade

Steel plate A537 CL3 is a quenched and tempered steel material, the same with A537 CL2 in heat treatment.

Although the A537CL3 only yields strength lower than A573CL2, the two grade have a little different in price. A 537 cl3 quenched and tempered temperature is 620, and A537 cl2 is 595.


A537CL3 steel plate max thickness is 150mm according to standard of A537/ SA537 standard. But if customers more thickness above 150mm, our mill also could produce them. This is our advantage in manufacture.

Gangsteel supplies A537 Class 3 on the base of customer’s request. We could do S1, S2, S3, S4.1, S5, S6, S7, S8, S11, S12,S14 AND S17 supplementary requirements.
Welcome to visit our mill in China for a long steel business cooperation.

About A537Cl3  detail information,please check technical date in following.

ASTM A537CL3,ASTM A537 Class 3 steel plate Chemical composition of product analysis:

Grade C % Si % Mn % P % S % Cu % Ni % Cr %
A537Cl3 0.240 0.13-0.55 0.64-1.46 0.035 0.035 0.380 0.280 0.290

The mechanical properties at ambient temperature for quenched and tempered steel plate

Grade Thickness(mm) Min Yield (Mpa) Tensile(MPa) Elongation(%)
A537CL3 8mm-65mm Min 380Mpa 550-690Mpa 22%
66mm-100mm Min 345Mpa 515-655Mpa 22%
101mm-150mm Min 275Mpa 485-620Mpa 20%

For more information ASTM A537CL3,ASTM A537 Class 3 steel sheet in quality certificate or inquiry in competitive official quotation, please contact us.

ASTM A537CL3,ASTM A537 Class 3 steel plate supplier