Drag to rotate · auto-spins when idle
Cross
Crosses join branches in multiple directions. Stress concentrates at the crotch, so they are mostly used in high-pressure manifold systems (oil & gas gathering, chemical injection).
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- Equal Cross
- Reducing Cross
Typical Order Examples
ASME B16.9 Cross 8" SCH STD ASTM A234 WPB
Standards & Equivalence
ASME B16.9 ↔ GB/T 12459 (crosses are rare in EN 10253 — usually custom)
Size Range
| Common | 2" – 24" (DN50 – DN600) |
|---|---|
| Minimum | 1/2" (DN15) |
| Maximum | Standardized up to 48" (DN1200); larger sizes use forged headers with welded branch outlets |
Certifications & Audit Standards
- PED 2014/68/EU + PED 4.3 · AD 2000-Merkblatt W0
- NACE MR0175 / ISO 15156 sour service — critical for high-pressure manifolds
- ASTM A234 / A403 impact & hardness control
- Marine class: ABS · DNV · LR · BV · CCS
Weight Calculation Formulas
Theoretical weights at carbon steel density 7.85 kg/dm³ — multiply by 1.01 for SS304, 1.02 for SS316L.
| Formula (kg) | |
|---|---|
| Variables |