- Overview
- Product Description
- Chemical Composition (%)
- Mechanical property
- Product specification
- FAQ
Basic Info.
Product Description
| Type | ASTM A106 / API 5L SCH 40 black painted steel seamless pipe | |
| ExecutiveStandard | ASTM A53/ASTM A106/API 5L GR.B | |
Size | Outer Diameter | Seamless:17-914mm 3/8"-36" |
| Wall Thickness | 2-60mm SCH10 SCH20 SCH30 STD SCH40 SCH60 XS SCH80 | |
| Length | 1-12m as customer requirement | |
| Ends | Plain end/Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded andcoupling,etc. | |
| Surface Treatment | Bare,Painting black,varnished,galvanized,anti-corrosion 3PE PP/EP/FBE coating | |
| Technical Methods | Hot-rolled/Cold-drawn/Hot-expanded | |
| Testing Methods | Pressure test,Flaw detection,Eddy current testing, Hydrostatic testing or Ultrasonic examination and also with chemical and physical property inspection | |
| Third Party Inspection | SGS BV MTC | |
| Trade Terms | FOB CIF CFR | |
| Payment Terms | FOB 30%T/T,70% before shipment CIF 30% pre-payment and the balance to be paid upon B/L (copy) or Irrevocable 100% L/C at sight | |
180 ° cold bending test
d=2a (B=2a:60mm),d=3a(B=2a: >60~100mm),d=3.5a(B=2a: >100~200mm)
Where d is the diameter of the bending center, B is the width of the specimen, and a is the thickness or diameter of the steel.
| JIS SM400 GB Q255A | 0.18-0.28 | 0.3 | 0.4-0.7 | 0.045 | 0.05 | 0.3 | 0.3 | 0.35 | 0.008 | |
| Q255B | 0.18-0.28 | 0.3 | 0.4-0.7 | 0.045 | 0.045 | 0.3 | 0.3 | 0.3 | 0.008 | |
| JIS SS490 SS500 GB Q275A | 0.24 | 0.35 | 1.5 | 0.045 | 0.05 | 0.3 | 0.3 | 0.3 | 0.08 | 0.008 |
| Q275B | 0.21 | 0.35 | 1.5 | 0.045 | 0.045 | 0.3 | 0.3 | 0.3 | 0.08 | 0.008 |
| Q275C | 0.2 | 0.35 | 1.5 | 0.04 | 0.04 | 0.3 | 0.3 | 0.3 | 0.08 | 0.008 |
| Q275D | 0.2 | 0.35 | 1.5 | 0.035 | 0.035 | 0.3 | 0.3 | 0.3 | 0.08 | 0.008 |
| JIS SM520B GB Q460C | 0.2 | 0.3 | 1.8 | 0.03 | 0.03 | 0.3 | 0.8 | 0.55 | 0.015 | |
| Q460D | 0.2 | 0.8 | 1.7 | 0.025 | 0.015 | 1.5 | 2 | 0.5 | ||
| ASTM 1024 GB Q345A | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.3 | 0.5 | 0.3 | 0.012 | |
| JIS SM490 GB Q345B | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.3 | 0.5 | 0.3 | 0.012 | |
| DIN ST52 GB Q345C | 0.2 | 0.5 | 1.7 | 0.03 | 0.03 | 0.3 | 0.5 | 0.3 | 0.012 | |
| DIN 1.0570 GB 16Mn Q345D | 0.18 | 0.5 | 1.7 | 0.03 | 0.025 | 0.3 | 0.5 | 0.3 | 0.012 |
Material | Thickness (diameter) t(d) mm | tensile strength σ b Mpa | Yield point σ s Mpa | Elongation or elongation after fracture δ % |
| Q255A | t≤16 | 415~550 | ≥255 | ≥24 |
| 16<t≤40 | 415~550 | ≥245 | ≥23 | |
| 40<t≤60 | 415~550 | ≥235 | ≥22 | |
| 60<t≤100 | 415~550 | ≥225 | ≥21 | |
| 100<t≤150 | 415~550 | ≥215 | ≥20 | |
| t>150 | 415~550 | ≥205 | ≥19 | |
| Q255B | t≤16 | 415~550 | ≥255 | ≥24 |
| 16<t≤40 | 415~550 | ≥245 | ≥23 | |
| 40<t≤60 | 415~550 | ≥235 | ≥22 | |
| 60<t≤100 | 415~550 | ≥225 | ≥21 | |
| 100<t≤150 | 415~550 | ≥215 | ≥20 | |
| t>150 | 415~550 | ≥205 | ≥19 | |
| Q275A | ≤16 | 410~540 | ≥275 | ≥22 |
| >16~40 | 410~540 | ≥265 | ≥22 | |
| >40~60 | 410~540 | ≥255 | ≥21 | |
| >60~100 | 410~540 | ≥245 | ≥20 | |
| >100~150 | 410~540 | ≥225 | ≥18 | |
| >150~200 | 410~540 | ≥215 | ≥17 | |
| Q275B | ≤16 | 410~540 | ≥275 | ≥22 |
| >16~40 | 410~540 | ≥265 | ≥22 | |
| >40~60 | 410~540 | ≥255 | ≥21 | |
| >60~100 | 410~540 | ≥245 | ≥20 | |
| >100~150 | 410~540 | ≥225 | ≥18 | |
| >150~200 | 410~540 | ≥215 | ≥17 | |
| Q275C | ≤16 | 410~540 | ≥275 | ≥22 |
| >16~40 | 410~540 | ≥265 | ≥22 | |
| >40~60 | 410~540 | ≥255 | ≥21 | |
| >60~100 | 410~540 | ≥245 | ≥20 | |
| >100~150 | 410~540 | ≥225 | ≥18 | |
| >150~200 | 410~540 | ≥215 | ≥17 | |
| Q275D | ≤16 | 410~540 | ≥275 | ≥22 |
| >16~40 | 410~540 | ≥265 | ≥22 | |
| >40~60 | 410~540 | ≥255 | ≥21 | |
| >60~100 | 410~540 | ≥245 | ≥20 | |
| >100~150 | 410~540 | ≥225 | ≥18 | |
| >150~200 | 410~540 | ≥215 | ≥17 | |
| Q460C | t≤16 | 550~720 | ≥460 | ≥17 |
| 16<t≤40 | 550~720 | ≥440 | ≥17 | |
| 40 | 550~720 | ≥420 | ≥16 | |
| 63 | 550~720 | ≥400 | ≥16 | |
| 100 | 530~700 | ≥380 | ≥16 |
| REGULAR SIZE OF SEAMLESS STEEL PIPES | ||||
| SIZE (OUTER DIAMETER) | WALL THICKNESS | LENGTH | ||
| schedule 40 | schedule 80 | schedule 160 | ||
| 17.14MM (3/8") | 2.31 MM | 3.20 MM | ____ | 6M IN STOCK (OR CUSTOMIZED) |
| 21.34MM ( 1/2") | 2.77 MM | 3.73 MM | 4.78 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 26.67MM (3/4") | 2.87 MM | 3.91 MM | 5.56 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 33.4MM (1") | 3.38 MM | 4.55 MM | 6.35 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 42.16MM(1 1/4") | 3.56 MM | 4.85 MM | 6.35 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 48.26MM (1 1/2") | 3.68 MM | 5.08 MM | 7.14 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 60.32MM (2") | 3.91 MM | 5.54 MM | 8.74 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 73.02MM (2 1/2") | 5.16 MM | 7.01 MM | 9.52 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 88.9MM (3") | 5.49 MM | 7.62 MM | 11.12 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 114.3MM (4") | 6.02 MM | 8.56 MM | 13.49 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 141.3MM (5") | 6.55 MM | 9.53 MM | 15.88 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 168.28 MM (6") | 7.11 MM | 10.97 MM | 18.26 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 219.08MM (8") | 8.18 MM | 12.7 MM | 23.01 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 273.05MM (10") | 9.27 MM | 15.09 MM | 28.58 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 323.85MM (12") | 10.31 MM | 17.48 MM | 33.32 MM | 6M IN STOCK (OR CUSTOMIZED) |
| 355.6MM (14") | 11.13 MM | 19.05 MM | 6M IN STOCK (OR CUSTOMIZED) | |
| 406.4MM (16") | 12.70 MM | 21.44 MM | 6M IN STOCK (OR CUSTOMIZED) | |
| 457.2MM (18") | 14.27 MM | 23.82 MM | 6M IN STOCK (OR CUSTOMIZED) | |
| 508 MM (20") | 15.09 MM | 26.19 MM | 6M IN STOCK (OR CUSTOMIZED) | |
| 609.6MM (24") | 17.48 MM | 30.96 MM | 6M IN STOCK (OR CUSTOMIZED) | |
Q1:who are we?
A:We are based in Shandong, China, start from 2022,sell to North America(60.00%),Western Europe(14.00%),South America(6.00%).
There are total about 11-50 people in our office.
Q2. how can we guarantee quality?
A:Always a pre-production sample before mass production;
Always final Inspection before shipment;
Q3.what can you buy from us?Which ports are accepted for delivery?
A:Copper,Aluminum,Mould steel, Seamless carbon steel,Precision steel pipe,The steel plate,Alloy steel,Titanium,Custom machine parts.It can be delivered from Qingdao, Tianjin, Shanghai, Guangzhou and other ports.
Q4.why should you buy from us not from other suppliers?
A:Shandong Meide Import and Export Co., Ltd. has 25 years of production experience. With advanced precision production equipment
and modern large warehouses, has a stockpile of 200,000 tons of goods, has a number of long-term stable cooperative customers.
Q5.what services can we provide?
A:Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,PayPal;
Language Spoken:English,Chinese
Q6.Can we get the some samples?Any charges?
A:Yes,you can get available samples in our stock.Free for real samples,but customers need to pay the freight cost.
Q7.How can we get your price ?
A: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