Product Information:
Mechanical Properties:
Inventory Specifications:
Product Show:

Factoy Show:

Certificate:

Customer Visiting:

Contact Us:
FAQ:
Q1:How long time is the shortest delivery?
A1:For stock material,the delivery time is just 3-5 working days.
And for customized product,it will takes 25-35 working days based on different size and quantity.
Q2:Can you supply the sample?Does it free or not?
A2:For partial materials,we can supply the sample free(without the freight charge).
If you want to know more details,please contact our sales online.
Q3:What's the terms of payment?
A3:We can accept T/T,100% irrevocable LC at sight,Western Union,etc,
Q4:How to ensure the quality?
A4: We can supply QC,such as MTC,SGS, UT Certificate,etc.
Besides,we have Trade Assurance Amount from Alibaba Group.
If our quality is unapproved,we need and will refund full payment to customers
Q4.How can we get your price ?
We need below information to quote for you:
1. Product Name
2. Standard
3. Material Grade (Chemical Composition)
4. Dimension
5. Quantity
6. The Drawing for Special Parts
Product Name | Hot Rolled A36 Galvanized Square Tube Manufacturer |
Material | Alloy Steel |
Grade | 16-50Mn,27SiMn,40Cr,12-42CrMo,6Mn12Cr1MoV,T91 27SiMn,30CrMo,15CrMo 20G ,Cr9Mo , 10CrMo910, 15Mo3,15CrMoV, 35CrMoV, 45CrMo ,15CrMoG,12CrMoV, 45Cr,50Cr,45CrNiMo |
Type | Seamless Tube/Welded Pipe |
Surface Treatment | Drawing,Polishing, Anodizing,Coating,Galvanized,Embossing |
Standard | ASME, ASTM, EN ,BS,GB,DIN, JIS etc |
Production Process | Hot rolling/Cold rolling |
Packaging | 1. cases packed in wooden cases 2. paper packaging 3. plastic packing 4. foam packaging Packaging according to customer requirements or products |
Delivery | 7-25days orAccording to the product |
Payment | L/C,D/A,D/P,T/T,Western Union,MoneyGram,According to customer requirements payments for offline orders. |
Port | Shanghai,Ningbo,Shenzhen,Tianjing,Xianggang,Xiamen,Fuzhou, Etc.. |
Mechanical Properties:
Standard | Grade | Tensile Strength(MPa) | Yield Strength(MPa) | Elongation(%) | Hardness |
GB3087 | 10 | 335~475 | ≥195 | ≥24 | / |
20 | 410~550 | ≥245 | ≥20 | / | |
GB5310 | 20G | 410~550 | ≥245 | ≥24 | / |
20MnG | ≥415 | ≥240 | ≥22 | / | |
25MnG | ≥485 | ≥275 | ≥20 | / | |
15CrMoG | 440~640 | ≥235 | ≥21 | / | |
12Cr2MoG | 450~600 | ≥280 | ≥20 | / | |
12Cr1MoVG | 470~640 | ≥255 | ≥21 | / | |
12Cr2MoWVTiB | 540~735 | ≥345 | ≥18 | / | |
10Cr9Mo1VNb | ≥585 | ≥415 | ≥20 | / | |
ASME SA210 | SA210A-1 | ≥415 | ≥255 | ≥30 | ≤143HB |
SA210C | ≥485 | ≥275 | ≥30 | ≤179HB | |
ASME SA213 | SA213 T11 | ≥415 | ≥205 | ≥30 | ≤163HB |
SA213 T12 | ≥415 | ≥220 | ≥30 | ≤163HB | |
SA213 T22 | ≥415 | ≥205 | ≥30 | ≤163HB | |
SA213 T23 | ≥510 | ≥400 | ≥20 | ≤220HB | |
SA213 T91 | ≥585 | ≥415 | ≥20 | ≤250HB | |
SA213 T92 | ≥620 | ≥440 | ≥20 | ≤250HB | |
DIN17175 | ST45.8/ | 410~530 | ≥255 | ≥21 | / |
15Mo3 | 450~600 | ≥270 | ≥22 | ||
13CrMo44 | 440~590 | ≥290 | ≥22 | / | |
10CrMo910 | 480~630 | ≥280 | ≥20 | / |
Inventory Specifications:
Specifications | Specifications | Specifications |
10×2 | 95×4.5-6-8-10-12-14-16-20 | 325×28-32-34-38-42 |
12×2 | 102×4.5-5-6-7-8-10-12-14-16-20 | 351×10-16-20-25-40 |
14×2-2.5-3 | 108×4.5-5-6-7-8-10-12-14-18-20-22 | 355×6-18-20-25-30-40/52 |
16×2-2.5-4 | 114×4.5-5-6-7-8-10-12-14-18-20 | 377×8-12-15-20-24-28 |
18×2.3-4-5 | 121×4.5-5-6-7-8-10-12-14-16-20 | 377×30-37-40-45-50 |
20×2.5-3-5 | 127×4.5-5-6-7-8-10-12-14-16-20 | 402×10-15-20-25-30-35 |
24×2.5-3-4-5-6 | 133×4.5-6-8-12-14-16-18-20-25-30 | 406×10-20-25-28-35-40 |
25×2.5-3-4-5-6 | 140×5-6-7-8-9-10-12-14-16-20-22 | 426×10-12-14-16-20-25-30-35-40 |
28×3-3.5-4-5-6 | 146×4.5-6-8-12-14-16-18-20-25-30 | 450×10-12-14-16-20-25-34-40-50 |
32×3.5-4-5-6-8 | 152×4.5-6-8-12-14-16-18-20-25-30 | 480×10-12-14-16-18-20-25-30-40 |
34×4-5-6-8 | 159×4.5-6-10-12-14 | 500×10-12-14-16-20-25-34-40-50 |
36×3.5-5-6-8 | 159×16-18-20-22-25-30 | 510×10-12-14-16-20-25-34-40-50 |
38×4-5-6-7-8-9-10 | 168×8-10-12-14-20-25-30-35 | 530×10-12-14-16-18-20-30-40 |
39×3.5-5-8-10 | 180×8-12-16-25-30 | 560×10-14-16-20-25-30-40-50-60 |
42×3.5-4-5-6-7-8-9-10 | 180×32-34-38-40-45-50 | 580×10-14-16-20-30-40-50-70 |
45×3.5-4-5-6-7-8-9 | 194×6-8-12-16-20-25-30-40-45-50 | 600×10-14-18-25-20-30-50-60 |
48×3.5-4-5-6-7-8-9-10 | 203×6-7-10-15-20-25-30 | 610×10-14-18-25-20-30-50-60 |
51×3.5-4-5-6-7-8-9-10 | 203×32-36-40-45-50 | 620×14-20-30-35-45-50-60 |
56×3.5-4-5-6-7-8-9-10 | 219×6-8-12-16-18-20-25 | 630×10-20-30-40-55 |
57×3.5-5-6-7-8-9-10-12 | 219×30-40-45-50-55 | 640×12-25-32-40-50-65 |
60×3.5-4.5-5-6-7-8-9-12-14 | 219×55-58-60-65-70 | 650×15-20-30-40-50-60-65 |
63×3.5-4.5-5-6-7-8-9-10-12-14 | 245×8-10-14-17-20-22 | 680×20-25-35-45-65 |
68×4-4.5-5-6-7-8-9-10-12-14-16 | 245×25-28-30-34-40 | 710×10-20-30-45-50-65 |
70×4-4.5-5-6-7-8-9-10-12-15-16 | 273×7-9-12-15-18-20-25 | 720×10-20-30-45-50-65 |
73×4-4.5-5-6-7-8-9-10-12-15 | 273×30-35-38-40-45-50 | 750×20-35-45-60 |
76×4-4.5-5-6-7-8-9-10-12-14 | 299×8-12-16-20-24-28 | 780×45-65 |
83×4.5-5-10-12-14-16-18-20 | 299×30-32-36-38-40-45 | 820×12-20-35-50-65 |
89×4.5-8-10-12-14-16-18-20 | 325×8-12-14-18-38-42 | 830-710×25-35-43-65 |

Factoy Show:

Certificate:

Customer Visiting:

Contact Us:
FAQ:
Q1:How long time is the shortest delivery?
A1:For stock material,the delivery time is just 3-5 working days.
And for customized product,it will takes 25-35 working days based on different size and quantity.
Q2:Can you supply the sample?Does it free or not?
A2:For partial materials,we can supply the sample free(without the freight charge).
If you want to know more details,please contact our sales online.
Q3:What's the terms of payment?
A3:We can accept T/T,100% irrevocable LC at sight,Western Union,etc,
Q4:How to ensure the quality?
A4: We can supply QC,such as MTC,SGS, UT Certificate,etc.
Besides,we have Trade Assurance Amount from Alibaba Group.
If our quality is unapproved,we need and will refund full payment to customers
Q4.How can we get your price ?
We need below information to quote for you:
1. Product Name
2. Standard
3. Material Grade (Chemical Composition)
4. Dimension
5. Quantity
6. The Drawing for Special Parts