Welcome Jiangsu Haohua Industry Group Website Map

Seamless Steel Tubes for Hydraulic Prop (GB/T 17396 27SiMn)

Product Categary:

Cold Drawn Seamless Tubes (Mec

Main Feature:

Jiangsu Haohua Industry Group as one of the leading suppliers in China to supply Seamless Steel Tubes for Hydraulic Prop for petroleum industry and Heat Exchanger industry and Machining Industry etc.

product description

Seamless Steel Tubes for Hydraulic Prop (GB/T 17396 27SiMn)

Commdity name: Seamless Steel Tubes for Hydraulic Prop
Standard: 
China National Standard
Uses: 
For manufacturing cylinder and piston of hydraulic props for coal mine or other purposes
Size: As agreement
Package type: In bundle with Plastic protective film
Chemical Composition and Mechanical Properties pls check our excell as below,

Chemical Composition
Standard Grade C SI MN P S CR NI CU
GB/T 17396 27SiMn 0.24~0.32 0.35~0.65 0.50~0.80 ≤0.025 ≤0.020 ≤0.25 ≤0.25 ≤0.25
Mechanical Properties  
Grade Test piece with heat treatment Yield strength Tensile strength Elongation Impact energy HBW  
/not less than
27SiMn 920 centigrade ±20 centigrade /Water quench 980 835 12 39 217
450 centigrade±50 centigrade/Temper
/Cooling: oil or water