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Shaffer Type Variable Bore RAM Assembly
US$125.00
2 Pieces
Product profile
Customization
AvailableAfter-sales Service
1 YearWarranty
1 YearModel NO.
Shaffer Type Variable Bore Ram AssemblyCertification
CE, RoHS, ISO 9001:2000Power Source
HydraulicOperation Pressure
Atmospheric PressureApplicable Medium
Mud, Water, Natural Gas, Crude OilStructure
Plug-InMaterial
RubberBore Size
7-1/16 Inch to 21-1/4 InchWorking Pressures
3000 Psi — 15000 PsiTemperature Range
-18℃-121℃Special Case
-45c℃-180℃Transport Package
Export PackagingSpecification
7-1/16 inch to 21-1/4 inchTrademark
DEENPUOrigin
ChinaHS Code
84314310Production Capacity
100000Key features
Wide Bore Size Range: Supports bore sizes from 7-1/16 inch to 21-1/4 inch for versatile applications.
High Working Pressure: Operates effectively within a pressure range of 3000 psi to 15000 psi.
Custom Temperature Options: Standard range -18C to 121C; special cases available up to 180C.
Global Interchangeability: Fully interchangeable with Shaffer and Cameron products and major Chinese BOP manufacturers.
Comprehensive Warranty: Standard 12-month warranty with optional extended coverage up to 36 months.
24/7 Global Support: Round-the-clock technical assistance and spare parts supply available worldwide.
Multiple Service Types: Available for standard, H2S, and sour oil and gas service conditions.
Flexible Supply Options: Supply complete assemblies, ram blocks, rubber parts, or seal kits.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2016-10-07Nearest Port: Shanghai PortAverage Response Time: ≤2.79hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA
About Our Factory & Business Background
AddressNo. 268 Gongyuan South Road, Gaozuo, Yancheng, Jiangsu, China
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
Main ProductsAPI 16A Annular Bop, API 16A RAM Bop, FC Slab Gate Valve, Mud Gate Valve, Plug Valve, API 16c Choke and Kill Manifold, API 6A Wellhead Assemblies and Christmas Tree, API 6A Flanges, Hammer Unions Swivel Joints Pup Joint Elow, Packing Elements RAM Rubbers Mud Pumps Spares
Our Industry Experience & Global Business Record
Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Product Q&A
Q:What does Type U variable bore ram mean?
A:
It can seal multiple sizes of drill pipes with one ram set instead of needing separate rams for each pipe diameter.
Q:Which standard does this ram follow?
A:
It complies with A-P-I 16A, meeting global oilfield well control requirements.
Q:What working conditions fit this ram assembly?
A:
It works for onshore and offshore drilling, suitable for conventional and mild sour gas wells.
Q:Is installation and replacement convenient?
A:
Yes. It adopts an integrated structure, enabling fast on-site disassembly and rubber packer replacement.
Q:What are its main advantages compared with fixed bore rams?
A:
It cuts spare part inventory and shortens rig downtime, as fewer ram sizes need stocking onsite.
Send Inquiry
*To:
Jiangsu Deenpu Petrochemical Machinery Co., Ltd
Jiangsu Deenpu Petrochemical Machinery Co., Ltd*Content:
Supplier replies will be sent to your registered email
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