Customized Surface Heavy Wall Steel Tubing Seamless Cold Drawn Type OD 5-120mm

Price Negotiable

Price: 800-1100usd/ton

MOQ: 5 tons

Delivery Time: 30-45 days

Brand: TORICH

Product Description

Customized Surface Heavy Wall Steel Tubing Seamless Cold Drawn Type OD 5-120mm

Customized Surface Heavy Wall Steel Tubing Seamless Cold Drawn Type OD 5-120mm

Material:
Carbon and Alloy Steel, ferritic steel
Grade 1A, Grade3, Grade 4, Grade 6A, Grade 7A

Manufacture:
The pipes are made by seamless and welding process with the addition of no filler metal in the welding operation.
Grade 4 is manufactured by seamless process

Heat treatment:
All seamless and welded pipes, other than Grades 8 and 11, are heat treated to control their microstructure in accordance with methods of:
-Normalizing
-Quenched and Tempered
-Double Normalized and Tempeed

Chemical Requirements

Element	Grade1	Grade3	Grade4	Grade6	Grade7	Grade8	Grade9	Grade10	Grade11
C, max	0.30	0.19	0.12	0.30	0.19	0.13	0.20	0.20	0.10
Mn	0.40-1.06	0.31-0.64	0.50-1.05	0.29-1.06	0.90 max	0.90 max	0.40-1.06	1.15-1.50	0.6 max
P, max	0.025	0.025	0.025	0.025	0.025	0.025	0.025	0.035	0.025
S, max	0.025	0.025	0.025	0.025	0.025	0.025	0.025	0.015	0.025
Si	--	0.18-0.37	0.08-0.37	0.10min	0.13-0.32	0.13-0.32	--	0.10-0.35	0.35max
Ni	--	3.18-3.82	0.47-0.98	0.40max	2.03-2.57	8.40-9.60	1.60-2.24	0.25max	35.0-37.0
Cr	--	--	0.44-1.01	0.30max	--	--	--	0.15max	0.50max
Cu	--	--	0.40-0.75	0.40max	--	--	0.75-1.25	0.15max	--
Al	--	--	0.04-0.30	--	--	--	--	0.06max	--
V	--	--	--	0.08	--	--	--	0.12	--
Nb, max	--	--	--	0.02	--	--	--	0.05	--
Mo, max	--	--	--	0.12	--	--	--	0.05	0.50max
Co	--	--	--	--	--	--	--	--	0.50max