Brand alternatives

Cameron / SLB vs Weir Valves

How Cameron / SLB and Weir Valves compare on origin, specialisation and valve range — and the Vajra alternative to both, supplied to the same standards with full certification.

Cameron / SLB vs Weir Valves: what is the difference?

Cameron / SLB (USA (Houston, Texas), est. 1920 (Cameron); SLB acquisition 2016) is known for Wellhead and pipeline valves - through-conduit gate, trunnion ball, choke valves, subsea equipment. Weir Valves (UK / USA, est. 1871) is known for High-pressure forged steel gate, globe, and check valves; ASME Class 600–4500 power plant and nuclear valves; Atwood & Morrill, Hopkinsons, and Pacific Valves legacy brands. They overlap most in gate valves, check valves. Below is the side-by-side, then the Vajra equivalent — a peer manufacturer supplying the same standards.

Cameron / SLBWeir Valves
OriginUSA (Houston, Texas)UK / USA
Founded1920 (Cameron); SLB acquisition 20161871
Known forWellhead and pipeline valves - through-conduit gate, trunnion ball, choke valves, subsea equipmentHigh-pressure forged steel gate, globe, and check valves; ASME Class 600–4500 power plant and nuclear valves; Atwood & Morrill, Hopkinsons, and Pacific Valves legacy brands
Valve range3 categories3 categories

Where Cameron / SLB and Weir Valves compete

The Vajra alternative to both

Vajra Industrial Solutions is a peer valve manufacturer supplying API 6D / ASME B16.34 certified valves equivalent to both Cameron / SLB and Weir Valves — under one PO, with full documentation.

  • API 6D, API 6FA fire-safe certified - same as Cameron standard pipeline valves
  • NACE MR0175 / ISO 15156 compliance for sour service
  • Trunnion ball valves with DBB seats - Class 150–2500
  • 3rd-party inspection (EIL, TPIA) arranged per ONGC/IOCL/Reliance specifications

Related brand comparisons

Reviewed by Product Engineering, Vajra Industrial SolutionsDiscipline: Valve Product EngineeringLast reviewed: 20 June 2026

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