Production Process:
Pre-galvanized Tube: Black Steel Coil Clean--- Coil Galvanization --- Shaping ---High Frequency Welding --- Cooling --- Trimming ---Marking --- Package
Hot Dipped Galvanized Tube: Black Steel Coil ---High Frequency Welding --- Pickling --- Galvanization ---Marking ---Package
Specifications and Parameters:
Pipe Tape |
Welded Steel Pipe, Pre-Galvanized Scaffolding Tube |
Standard |
JIS Z3444 |
OD |
φ48.6mm |
Thickness |
2.4mm |
Weight |
2.73kg/m |
Length |
1m, 2m, 3m, 4m, 5m, 6m |
Marking |
JIS Z3444 48.6*2.4mm xxx (company logo) |
Material |
STK400 (Q235), STK500 (Q355) |
Package |
100pcs/bundle, 50pcs/bundle |
Certificate |
SGS, TUV, Third Party Inspection accepted |
Production |
2000 tons monthly |
Delivery |
10~15 days |
Chemical Compositions
|
Chemical Compositions (%) |
||||
Grade |
C |
Si |
Mn |
P |
S |
Q235 |
≤0.20 |
... |
≤1.40 |
≤0.04 |
≤0.045 |
Q355 |
≤0.22 |
≤0.55 |
≤1.60 |
≤0.035 |
≤0.035 |
Mechanical Properties
|
Mechanical Properties |
||
Grade |
Tensilestrength (Rm) (MPa) |
Yield strength (ReH) (MPa) |
Elongation after fracture (A) Lo =5.65 So (%) |
Q235 |
340~520 |
≥235 |
≥24 |
Q355 |
470~630 |
≥355 |
≥20 |
Factory Production
Frequently Asked Questions (FAQ):
Q: What is the MOQ ?
A: Normally 1 container. But we accept to mix with other items in 1 full container.
Q: How long it takes for delivery ?
A: The fist batch can be shipped in 7~10 days. Balance depends on order qty.
Q: Can you provide short lengths ?
A: Yes. We provide various lengths for clients' option.
Q: Can you put our logo on tubes ?
A: Yes. We can do marking with client’s logo.
Contact Us:
Contact us today for a free consultation and quote. Our team is here to assist you every step of the way.
Email: [email protected]
Whatsapp & Wechat: +86-15111444515, +86-19973126902
Copyright © 2025 by ONWARD INDUSTRY CO., LTD. - Privacy Policy