GOST 8734-75 15Cr 30CrMnSi Heavy Wall Steel Tubing Seamless Thick Wall Steel Tube

GOST 8734-75 Seamless Thick Wall Steel Tube,10 , 20 , 35 , 45 , 10Mn2 , 15Cr,30CrMnSi,Cold Drawn

GOST 8734-75 Seamless Thick Wall Steel Tube

Size Range:

OD:5-140mm

WT:0.4-12mm

Length: 3000mm-12000mm

Characteristic:

Good OD and ID tolerance controlled to Technical Standard

Stable quality

Tolerances: 
OD: 
D 5 – 10 mm: ± 0.15 mm 
D 11 – 30 mm: ± 0.30 mm 
D 32 – 50 mm: ± 0.40 mm 
D 51 – 140 mm: ± 0.8%
WT: 
S 0.4 – 1 mm: ± 0.12 mm 
S 1.2 – 5 mm: ± 10% 
S 5.5 – 12 mm: ± 8% 

Notes: 
1. Steel grades: 10, 20, 35, 45, 10Mn2, 15Cr, 20Cr, 40Cr, 30CrMnSi, 15CrMo acc. to GOST 1050-88, GOST 19281-89, GOST 4543-71. Others steel grades are available subject to agreement.
2. Dimensions and tolerances acc. to GOST 8734-75.
3. Technical requirements acc. to GOST 8733-74.
4. Length from 1.5 to 11.5 m depending on diameter and wall thickness. 

What is your Guarantee?
1.SO9001:2008 and TS16949 certification, SGS, BV, TUV or other third party inspection is available.
2.High quality with competitive price.
3.Advanced technology, experienced engineer, ISO quality system for quality assurance and traceability.

Do you have agent or distributor in our country?
1.We are recruiting area agent and distributor all over the world, welcome to send us your mail or call us for detail discussion.

How is your production capability?
1.2000 tons monthly production capacity, 5000 tons monthly trading capability

GOST 8734-75 Seamless Thick Wall Steel Tube