Hardfaced Forged Alloy Steel Gate Valve BW 1500LB Bare Stem With ISO 5211

A182 F22 Forged Alloy Steel BW Gate Valve Hardfaced 1500LB Bare Stem with ISO5211

Quick Details:
1. Product: Forged Alloy Steel F22 BW Gate Valve 1500LB with Bare Stem

2. Constructions: OS&Y, Bolted Bonnet, Welded Bonnet
3. Bore type: Full Bore, Reduced Bore
4. Size Range: 1/2" to 2".
5. Pressure Ratings: ANSI Class 1500LB / 1500#
6. End Connections: BW, Butt Weld
7. Materials Available in: Alloy Steel A182 F22

8. Various trim materials are available to suit different service conditions
9. Special: NACE MR 0175, Top Connection Flange to ISO5211

Featuers

1. Bonnet Gasket Style

Stainless steel + flexible graphite combined gasket

Ring joint gasket

Pressure seal Design

2. Packing Seal

As usual, flexible graphite is used for packing material. PTFE or combined packing material can be also used if being requested by the customer.

3. Body and Bonnet Connection

Bolted Bonnet 

Welded Bonnet
Pressure Seal Bonnet.

4. Operation

Hand wheel, Bare Stem, Electric actuator

5. Disc Design
NPS<2 Gate valves are solid wedge gate.

6. Backseat Design

All gate valves have backseat design.

7. Stem Design

The stem is integral forged design. The minimum diameter of the stem shall be as per the standard requirement.

8. Seat

For carbon steel gate valve, the seat is usually forged steel. The seat sealing surface is overlaying welded with hard alloy specified by the customer.  For Stainless steel gate valve, the seat is integral with body, or it can be machined directly after hard alloy welded.

Standards

Design and manufacture: API 602, BS5352, ASME B 16.34
End connection Standards:
1) Socket-weld dimension: ANSI B16.11
2) Screw thread dimension: ANSI B1.20.1
3) Butt-welding dimension: ANSI B16.25
4) Flange end dimension: ANSI B16.5

Valve inspection and test: API598

Material according to ANSI/ASTM

Description

1. Parts and Material List

2. Main Connection Dimensions for Class 1500LB Weld Ends