ZEWO PIPE IS WIDELY USED TO TRANSPORT WATER, NATURAL GAS,COAL GAS, STEAM,OR LIQUEFIED PETROLEUM GAS, POWER AND URBAN CONSTRUCTION INDUSTRIE
| 1.NAME OF PART | BOILER STEEL CARBON TUBE 4"*SCH80 |
| 2.TECHNOLOGY METHOD | HOT-ROLLED |
| 3.EXECUTIVE STANDARD | API 5L ,ASTM A106/A53,GB/T 8162,GB/T8163,JIS,DIN,BS AND SO ON |
| 4.SIZE | 4",6",8",10",12".... |
| 5.THICKNESS | SCH20,SCH40,SCH80,SCH160,STD,XXS |
| 6.MATERIAL | GR.B,16Mn,10#,20# |
| 7.TESTING | EDDY CURRENT,HYDROSTATIC,ULTRASOIC,INTERGRANULAR CORROSION |
| 8.PACKING | IN BUNDLES TIED WITH STEEL STRIPS, 20FT OR 40FT CONTAINERS |
| 9.PAYMENT TERMS | T/T OR L/C, BE NEGOTIABLE |
IF NEED MORE DETAILS, CONTACT ME PLEASE.
Grade and chemical composition
| Grade | c≤ | Mn | P≤ | Cr≤ | Cu≤ | Mo≤ | Ni≤ | V≤ | S≤ | Si≤ |
| A | 0.25 | 0.27-0.93 | 0.035 | 0.40 | 0.40 | 0.15 | 0.40 | 0.08 | 0.035 | 0.10 |
| B | 0.30 | 0.29-1.06 | 0.035 | 0.40 | 0.40 | 0.15 | 0.40 | 0.08 | 0.035 | 0.10 |
| C | 0.35 | 0.29-1.06 | 0.035 | 0.40 | 0.40 | 0.15 | 0.40 | 0.08 | 0.035 | 0.10 |
Mechanical Properties
| Grade | Rm Mpa Tensile Strength | Mpa Yield point | Elongation | Delivery condition |
| A | ≥ 330 | ≥ 205 | 20 | Annealed |
| B | ≥ 415 | ≥ 240 | 20 | Annealed |
| C | ≥ 485 | ≥ 275 | 20 | Annealed |
Dimension Tolerances
| Pipe Type | Pipe sizes | Tolerances |
| Cold Drawn | OD | ≤48.3mm | ±0.40mm |
| OD | ≤60.3 | ±1%mm |
| WT | ±12.5% |
