Product Details

Company Information

Size 50-250mm 4130 4140 42CrMo Seamless Oil Drilling Cold Rolling Pipe

Yantai Xinpeng Steel Pipe Co., Ltd,established in Dec 1992, with registered capital of 5 million Yuan, we have more than 20 years experience in manufacturing and exporting steel pipe. Our company is equipped with JLB250T hydraulic cold drawn machine set,LD120 precision cold rolled machine set,multple precision straightening machine,box heat treat furnaces(8000-10000mm).

honed tube

honed tube specifications:

Product name	honed tube
Steel Grade	45#,20#,16Mn,27SiMn, ST-52,,no-alloy steel
specifications	O.D.:40-325mm(H7-H9) ,W.T.:3-30mm, L:fixed or random(1-10m)
Straightness	0.5 /1000
Roughness(Ra)	0.2 to 0.4micron
Processing Type	cold drawn, honed
Marking	JW, ID, OD
Package	banding with steel strips, braiding parcel at outside
Conservation	Anti rust oiled coating on the inside and outside of the surface, plastic caps at both ends
Impact test	(-20°C, 27 J ,only for special requirement)