Key Specifications/Special Features

Pre-honed seamless steel tubes our company produced are with high precision, nice straightness and small allowance for honing

Size range:

Inner diameter: 14 to 320mm
Wall thickness: 2 to 32mm

Main standards: DIN2391 EN10305-1 EN10305-2
Main materials: ST45 ST52 1026 E255 E355
Delivery condition: stress relieved (BKS)
ID tolerance: according to customer's requirement, generally -0.3/0 or -0.5/-0.3mm
Straightness: 1/1000mm
Tensile strength: ≥610Mpa
Yield strength: ≥500Mpa
Elongation: ≥15%


Primary Competitive Advantages:

Brand-name Parts
Form A
Packaging
Quality Approvals
Country of Origin
Green Product
Price
Reputation
Guarantee/Warranty
Product Features
Service
International Approvals
Product Performance
Small Orders Accepted
Experienced Staff
Prompt Delivery

Main Export Markets:

Asia

Australasia

Central/South America

Eastern Europe

Mid East/Africa

North America

Western Europe