| standard | ASTM A355 |
| materials | P1 P2 P5 P5B P5C P9 P11 P12 P21 P22 P91 P92 |
| Outside Diameter | 60mm-813MM |
| 2"-32" | |
| Thickness | 5mm-100mm |
| SCH10-XXS | |
| Length | 5.8m,6m,12m or depend on customers' requirements |
| Surface Treatment | bare, brightness, Varnish, galvanized, PE,coating |
| End | Plastic cap, Plain end, Bevels |
| Package | 1. Bundle or loose |
| 2. Wood box | |
| 3.Marking: acording to customer's requirement. | |
| Advantage | 1.Short time delivery |
| 2.Competitive price | |
| 3.Qulity assurance |
| ASTM A335 | UNS | C≤ | Mn | P≤ | S≤ | Si≤ | Cr | Mo |
| Low-Alloy Steel | equivalent | |||||||
| (Grades) | ||||||||
| P1 | K11522 | 0.10~0.20 | 0.30~0.80 | 0.025 | 0.025 | 0.10~0.50 | - | 0.44~0.65 |
| P2 | K11547 | 0.10~0.20 | 0.30~0.61 | 0.025 | 0.025 | 0.10~0.30 | 0.50~0.81 | 0.44~0.65 |
| P5 | K41545 | 0.15 | 0.30~0.60 | 0.025 | 0.025 | 0.5 | 4.00~6.00 | 0.44~0.65 |
| P5b | K51545 | 0.15 | 0.30~0.60 | 0.025 | 0.025 | 1.00~2.00 | 4.00~6.00 | 0.44~0.65 |
| P5c | K41245 | 0.12 | 0.30~0.60 | 0.025 | 0.025 | 0.5 | 4.00~6.00 | 0.44~0.65 |
| P9 | S50400 | 0.15 | 0.30~0.60 | 0.025 | 0.025 | 0.50~1.00 | 8.00~10.00 | 0.44~0.65 |
| P11 | K11597 | 0.05~0.15 | 0.30~0.61 | 0.025 | 0.025 | 0.50~1.00 | 1.00~1.50 | 0.44~0.65 |
| P12 | K11562 | 0.05~0.15 | 0.30~0.60 | 0.025 | 0.025 | 0.5 | 0.80~1.25 | 0.44~0.65 |
| P15 | K11578 | 0.05~0.15 | 0.30~0.60 | 0.025 | 0.025 | 1.15~1.65 | - | 0.44~0.65 |
| P21 | K31545 | 0.05~0.15 | 0.30~0.60 | 0.025 | 0.025 | 0.5 | 2.65~3.35 | 0.80~1.60 |
| P22 | K21590 | 0.05~0.15 | 0.30~0.60 | 0.025 | 0.025 | 0.5 | 1.90~2.60 | 0.87~1.13 |
| P91 | K91560 | 0.08~0.12 | 0.30~0.60 | 0.02 | 0.01 | 0.20~0.50 | 8.00~9.50 | 0.85~1.05 |
| P92 | K92460 | 0.07~0.13 | 0.30~0.60 | 0.02 | 0.01 | 0.5 | 8.50~9.50 | 0.30~0.60 |
| mechanical properties: | ||||||
| Hardness | ||||||
| A335 Low-Alloy Pipe | UNS Number | Yield Strength ksi | Tensile Strength ksi | Elongation % | Rockwell | Brinell |
| P1 | K11522 | 30 | 55 | 30 | - | - |
| P2 | K11547 | 30 | 55 | 30 | - | - |
| P5 | K41545 | 40 | 70 | 30 | - | 207 max |
| P9 | S50400 | 30 | 60 | 30 | - | - |
| P11 | K11597 | 30 | 60 | 20 | - | - |
| P12 | K11562 | 32 | 60 | |||
ZGL metal is Capital of steel manufacture enterprise in Shandong province China which Established in 2007, tatol investment 800 millions, have 660 employees working team. We holding CE/ISO/API certifications working on international manufacture.
Our main productions including: seamless pipes, welded pipes, rectangular tubes, Galvanized tubes which Application in Mechanical, infrastructure, fluid transportation, shipping building and so forth.
we have strictly quility control system make sure the cargo according ASTM/CE/DIN/EN and so on standards.
1.Are you a munufacturer or a trading company ?
We are manufacturer for most sizes above-listed, also help customer for the whole package if necessary.
2.Where is your plant located in China ?
Our plant located Liaocheng City Shandong province. Established In 2007,covers 270000 square meters with employee over 660, total investment reached RMB 800 million.
3.Can visit your plant before order ?
We respect and welcome all client's plant trip. During the pandemic storm and lockdown period, we'd like show our production line from Camera if you need.
4.What is the market percentage for domestic and international sales ?
Dometics market share around 60%, internatioan sales around 40% in the past 10 years.