1.5 globe valve

2.5 globe valve

3 4 globe valve

3 8 globe valve

globe valve

globe valves

DN50-PN40 Closed Die Forged Steel Globe Valve

DN50-PN40 Closed Die Forged Steel Globe Valve

Design Standard API 602 / ASME B16.34 / BS 5352
Nominal Size DN50 (2 inch)
Pressure Class PN40 (Class 300 LB)
Bonnet Type OS&Y (Outside Screw and Yoke), Bolted Bonnet
Connection Type Welded Flange
Operation Handwheel
Body Material ASTM A105N (Forged Carbon Steel)

Description

Forged Steel Globe Valve Technical Data Sheet (API 602)

A105N Material DN50 PN40 Welded Flange

  1. General Information

Item

仕様

バルブタイプ

Forged Steel Globe Valve

Design Standard

API 602 / ASME B16.34 / BS 5352

公称サイズ

DN50 (2 inch)

Pressure Class

PN40 (Class 300 LB)

Bonnet Type

OS&Y (Outside Screw and Yoke), Bolted Bonnet

Connection Type

Welded Flange

手術

Handwheel

ボディ素材

ASTM A105N (Forged Carbon Steel)

  1. Applicable Standards

Item

Standard Code

Design & Manufacturing

API 602, ASME B16.34, BS 5352

Face-to-Face / End-to-End

ASME B16.10

Flanged Connections

ASME B16.5 (PN40/Class 300)

Test & Inspection

API 598

Pressure-Temperature Rating

ASME B16.34

Valve Marking

MSS SP-25

  1. Main Design Features
  • ボディ構造: One-piece die forged body, dense structure, high strength, eliminates casting defects
  • Bonnet Connection: Bolted bonnet design with 316/Flexible Graphite spiral wound gasket sealing
  • Disc Design: Renewable disc type, hardfaced seating surface
  • Stem Design: Backseat feature allows packing replacement under pressure when valve is fully open
  • Operating Characteristics: Disc moves linearly along seat centerline, short stroke, reliable shut-off
  • Seat Design: Metal-to-metal seating or STL hardfacing for durability
  • Packing: Flexible graphite packing, low emission design
  1. Main Component Materials (A105N Material)

Item

Part Name

材料

Standard/Remark

1

ASTM A105N

Forged Carbon Steel, suitable for NACE MR0175

2

Bonnet

ASTM A105N

Forged Carbon Steel

3

ディスク

ASTM A276 420 / A105N + STL

13Cr Stainless Steel or Hardfaced

4

シート

Integral / STL Hardfaced

Machined directly on body or hardfaced

5

ASTM A182 F6a (13Cr)

Stainless Steel

6

Gasket

316 + Flexible Graphite

Spiral Wound

7

Packing

Flexible Graphite

Low emission design

8

Gland Bushing

ASTM A276 410

Stainless Steel

9

Gland Flange

ASTM A105

Carbon Steel

10

Bonnet Bolt

ASTM A193 Gr.B7

Alloy Steel

11

Bonnet Nut

ASTM A194 Gr.2H

Heavy Hex Nut

12

Eye Bolt

ASTM A193 Gr.B7

Alloy Steel

13

Handwheel

ASTM A197

Malleable Cast Iron

  1. Technical Parameters & Dimensions

5.1 Pressure-Temperature Ratings

  • Material Group: Group 1.1 (Carbon Steel)
  • Temperature Range: -29°C ~ 425°C
  • Applicable Media: Water, steam, oil, etc.

5.2 Dimensions (DN50 PN40 Welded Flange)

Dimension

Value

Remark

End-to-End Length (L)

220 mm

Flanged ends, per API 602 standard dimensions

Height (H-OPEN)

Approx. 370 mm

Fully open position

Handwheel Diameter (W)

240 mm

 

Flange Diameter (D)

165 mm

ASME B16.5 Class 300 2″ RF

Bolt Circle Diameter

127 mm

ASME B16.5 Class 300 2″ RF

Number of Bolt Holes/Size

8 / 19 mm

ASME B16.5 Class 300 2″ RF

Flange Sealing Face

Raised Face

ASME B16.5

Weight

Approx. 18.0 kg

Bolted bonnet type, reference value

5.3 End Connection Details

  • Welded Flange: Flange dimensions per ASME B16.5 Class 300, Raised Face sealing, flange to be welded to pipe
  1. Test & Inspection (API 598)

Test Item

Test Pressure (PN40/Class 300)

Medium

Acceptance Criteria

Shell Test

7.7 MPa (Hydrostatic)

Water

No visible leakage

High-Pressure Seat Test

5.7 MPa (Hydrostatic)

Water

No visible leakage

Low-Pressure Seat Test

0.5 – 0.7 MPa (Air)

Air

No bubbles leakage

Test Duration

Per API 598

Hold time conforms to standard

  1. Marking & Supply
  • Valve Marking: Per MSS SP-25, nameplate to include material, pressure, heat number, etc.
  • Cleaning & Protection: Valves internally and externally cleaned, flange faces covered with protectors and coated with rust preventive
  • Documentation: Material certificates, pressure test reports, declaration of conformity provided with shipment

 

保証:

SAVVY VALVESは、卓越した製品品質と安心のアフターサービスの提供に尽力しています。当社のバルブは最低12ヶ月の耐用年数を保証しており、その期間中は必要なスペアパーツと詳細なメンテナンスマニュアルを無料でご提供いたします。保証期間中に人為的要因以外の損傷が発生した場合は、無償で部品を交換し、専門的な技術サポートを提供いたします。保証期間終了後は、スペアパーツ代のみご負担いただき、割引メンテナンスサービスは引き続きご利用いただけます。当社の目標は、信頼性の高い品質と包括的なアフターサービスを通じて、お客様の運用コスト削減と生産効率の向上を支援することです。技術的なお問い合わせやメンテナンスのご依頼など、当社の専門チームが迅速に対応し、お客様のバルブシステムが常に最適なパフォーマンスを維持できるよう尽力いたします。

 

弊社の製品にご興味がございましたら、こちらに情報を残していただければ、すぐにご連絡させていただきます。