CB Marine Valve

CB Marine Valve

Certificate: CCS, GL, BV certificate, etc.
Delivery Time: 15 days
Place of Origin: China
Packing Details: Export standard packaging.

Category:

Stainless Steel CB Marine Valve – Cryogenic & Corrosive Service Solutions for Marine Applications

Product Overview
The CB T3944 Stainless Steel Check Valve is engineered for extreme marine environments, handling liquefied gases down to -160°C and aggressive corrosive media. Constructed entirely from stainless acid-proof steel with stainless steel fasteners, this valve series offers exceptional corrosion resistance and cryogenic performance. Available in multiple pressure ratings (1.0 MPa, 1.6 MPa, 2.5 MPa) and sizes from DN20 to DN125, these valves ensure reliable operation in the most demanding marine chemical, gas, and processing systems.

Key Features & Benefits

  • ✅ Cryogenic Service Capability – Suitable for temperatures as low as -160°C

  • ✅ Full Stainless Construction – Complete corrosion resistance for aggressive media

  • ✅ Multiple Pressure Ratings – 1.0 MPa, 1.6 MPa, 2.5 MPa for versatile applications

  • ✅ Acid-Proof Material – Ideal for chemical and corrosive fluid handling

  • ✅ Comprehensive Product Range – Check valves, stop valves, gate valves available

  • ✅ Custom Material Options – Special alloys available upon request

  • ✅ Marine Certification Ready – Compliant with CB marine standards

Material Composition

Component Standard Material Properties
Body, Cover & Disc Stainless Acid-Proof Steel Superior corrosion and chemical resistance
Fasteners Stainless Steel Complete corrosion protection

Product Series

  1. CB 3022-94 Male Thread Air Signal Valve

  2. CB T3942 Stainless Steel Stop Valve

  3. CB T3943 Stainless Steel Stop Check Valve

  4. CB T3955 Stainless Steel Gate Valve

Technical Specifications

  • Nominal Diameter: DN20-DN125

  • Pressure Ratings: 1.0 MPa, 1.6 MPa, 2.5 MPa

  • Temperature Range: -160°C to elevated temperatures

  • Standards: CB Marine Standards

  • Media: Liquefied Gases, Corrosive Chemicals, Acidic Fluids

  • Applications: Marine chemical processing, gas handling, corrosive service

Dimension Tables

Type A & Type B (PN1.0 & PN2.5)

PN (MPa) DN (mm) L H H1 A B D D1 D2 d0 b
1.0 65 290 115 124 91 115 155 123 104 15 14
1.0 80 310 125 151 110 125 170 138 118 – –
1.0 100 350 150 165 116 135 190 158 138 – –
1.0 125 400 175 184 124 155 215 183 164 – –
2.5 20 150 75 84 70 75 95 68 48 13 11
2.5 25 160 80 84 70 80 105 73 56 12 –

Type AS & Type BS (PN1.6 & PN2.5)

PN (MPa) DN (mm) L H H1 AS BS D D1 D2 d0 b
1.6 100 350 175 158 119 175 220 180 158 18 22
1.6 125 400 200 184 124 200 250 210 184 – –
2.5 20 150 95 84 70 95 105 75 58 14 16

The description/sizes may be different with goods, please check with us when order.

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