Ordering informaion
| Ordering requirement | Example |
|---|---|
| Quantity | feet, metres, or number of lengths |
| Name of material | seamless only (SMLS) |
| Grade | B |
| Manufacture | hot-finished |
| Size | NPS 8" Sch80 [DN200] [12.7 mm] |
| Special outside diameter tolerance pipe | 16.2.2 |
| Inside diameter tolerance pipe | 16.2.3 |
| Length | 6 m |
| Optional requirements | NACE MR0175, other |
| Test report required | EN10204 Type 3.1 |
| Specification designation | A 106/A106M-18 |
| End use of material | BE |
| Hydrostatic test or NDE test | Both |
| Special requirements |
Manufacture
Who made or forming product by weld, pressure, …
Nippon Steel
Product markings: company’s name or company’s logo are required.
Trace number
Heat number, cast number or ladle number.
Cast number: 1109627
Product markings: are required.
Specifications and grades
A material specification shall include number, grades and year.
ASTM A106/A106M - 08 grade B
Product markings: specification number and grade.
Manufacture/ process
Delivery condition such statement killed steel, with the primary melting process being open-hearth, basic-oxygen, or electric-furnace, possibly combined with separate degassing or refining.
SMLS (seamless) only.
Product markings: not required.
Dimensions
Diameter, thickness as given in ASME B36.10M
NPS 6" Sch 40 or DN150 7.11mm WT.
Product markings: size and thickness/schedule.
Weight
Mass per unit length,
NOTE: Pipe larger than NPS 4” shall include the weight and weight class.
See photo: 326 KG.
Product marking are required for pipe larger than NPS 4”.
Mechanical properties
- Tensile strength, yield strength and percentage of elongation.
- Bending test is required for pipe NPS 2 [DN 50] and under.
- Flattening test is required for pipe NPS 2 [DN 50] and upper.
NOTE: verification dimension of test specimens such gauge length, rounded standard size, subsize.
Product markings are not required.
Chemical analysis
Heat analysis and/or product analysis.
NOTE:
- Product analysis § see tolerance of acceptance in ASTM A530.
- Product analysis at the request of the purchaser, analyses of two pipes from each lot shall be made by the manufacturer from the finished pipe.
Product markings are not required .
Heat treatment
Hot-finished pipe need not be heat treated, except suppelmetary requirement.
Product markings are not required .
Hydrotest or Non-destructive electric test
100% pipe shall be subjected to the nondestructive electric test or the hydrostatic test.
ET / 20.5 MPa
Product marking: test pressure or NDE, both.
Supplementary
Optional.
