BoYue Steel China Co.,Ltd

BoYue&Tianda Oil Pipe Co., Ltd

BoYue Industry (ShangHai) Co., Ltd     

BoYue & BaoSteel Pipeline Equipment Co.,Ltd     

 

Home
Products
About Us
Factory Tour
Quality Control
Contact Us
Request A Quote
Home ProductsWeld Neck Pipe Flanges

2" Class150 Stainless Steel Weld Neck Flange ASTM B564 Alloy 31 UNS N08031

Certification
China BoYue Industrial (Shanghai)Co., Ltd. certification
China BoYue Industrial (Shanghai)Co., Ltd. certification
I'm Online Chat Now

2" Class150 Stainless Steel Weld Neck Flange ASTM B564 Alloy 31 UNS N08031

2" Class150 Stainless Steel Weld Neck Flange ASTM B564 Alloy 31 UNS N08031
2" Class150 Stainless Steel Weld Neck Flange ASTM B564 Alloy 31 UNS N08031 2" Class150 Stainless Steel Weld Neck Flange ASTM B564 Alloy 31 UNS N08031 2" Class150 Stainless Steel Weld Neck Flange ASTM B564 Alloy 31 UNS N08031

Large Image :  2" Class150 Stainless Steel Weld Neck Flange ASTM B564 Alloy 31 UNS N08031

Product Details:

Place of Origin: China
Brand Name: BoYue
Certification: ISO,BV,SGS
Model Number: BYWN00017

Payment & Shipping Terms:

Minimum Order Quantity: 1 pcs
Price: Negotiable
Packaging Details: PLY-WOODEN CASE OR PALLET
Delivery Time: 10-100 days depending on quantity
Payment Terms: L/C, T/T, Western Union
Supply Ability: 40000pcs per month
Detailed Product Description
SIZE: 1/2" - 24" PROCESS: High Pressure Die Casting+machining
CLASS RATING: 150#300#600#900#1500#2500# SEALING FACE: RF FF RTJ
FACE FINISH: SMOOTH /STOCK FINISH PRODUCT NAME: RF FF RTJ
APPLICATION: CHEMICAL /OIL/GAS/ENERGY STANDARD: ANSI JIS DIN ASME
High Light:

long weld neck flange

,

stainless steel weld neck flange

ASTM B564 UNS N08031 ASME B16.5Weld Neck Pipe Flanges Alloy 31 WN SO BL Flange

 

1. Information of Alloy 31

Alloy 31, N08031, 1.4562,
Chemical composition(%) Carbon, max 0.015
Manganese, max 2.0
Phosphorus, max 0.020
Sulfur, max 0.010
Silicon, max 0.3
Nickel 30.0~32.0
Chromium 26.0~28.0
Molybdenum 6.0~7.0
Copper 1.0~1.4
Nitrogen 0.15~0.25
Iron balance
Tensile strength(MPa, min) 650
0.2% Yield strength(MPa, min) 276
Elongation(%, min) 40
 

2. ASME / ANSI B16.5 Flanges Manufacturers in HT PIPE Specification

ASME B16.5 Flange Size Chart 1/2" (15 NB) to 48" (1200NB)
ASME B16.5 Flange Pressure Rating Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
ASME B16.5 Flange Pressure Calculation in DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
ASME Flange Standards ANSI/ASME B16.5
JIS 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
UNI 6Bar 10Bar 16Bar 25Bar 40Bar
EN 6Bar 10Bar 16Bar 25Bar 40Bar
Coating Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized
Most common types of ANSI B16.5 Flange Forged / Threaded / Screwed / Plate
Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Production technique Forged, Heat treated and machined
Connect Type/ Flange Face Type Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, , Groove
Special design

As per your drawing

AS, ANSI, BS, DIN and JIS
15 NB (1/2") to 200 NB (8")
Equal and Reducing Configurations

Test Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
Equipment Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc
Origin Indian / West Europe / Japan / USA / Korean
ANSI B16.5 Flange Uses & application

Heavy oil refineries.

Bitumen upgraders.

Nuclear power (mostly seamless).

Petrochemicals and acids.

Export to Singapore,Dubai, Saudi Arabia, Spain,Peru, Brazil, USA, Ireland, Iran, India, Indonesia, Ukraine, Canada, Thailand, Korea,Egypt, Oman etc.
 

3. ASME B16.5 Class 150 Dimensions in MM

2" Class150 Stainless Steel Weld Neck Flange ASTM B564 Alloy 31 UNS N08031 0

 
Nominal Size Outside Diameter
(OD)
Min. Thickness
(T)
RF Dia.
(R)
No. of Bolt Holes Diameter of Holes Bolt Circle
(BC)
SO Bore ID
(SB)
WN Bore ID
(WB)
Dia. Hub Base
(HB)
Dia. of Hub Top
(HT)
SO LTH
(SL)
WN LTH
(WL)
1⁄2 3.50 0.38 1.38 4 0.62 2.38 0.88 0.62 1.19 0.84 0.56 1.81
3⁄4 3.88 0.44 1.69 4 0.62 2.75 1.09 0.82 1.50 1.05 0.56 2.00
1 4.25 0.50 2.00 4 0.62 3.12 1.36 1.05 1.94 1.32 0.62 2.12
11⁄4 4.62 0.56 2.50 4 0.62 3.50 1.70 1.38 2.31 1.66 0.75 2.19
11⁄2 5.00 0.62 2.88 4 0.62 3.88 1.95 1.61 2.56 1.90 0.81 2.38
2 6.00 0.69 3.62 4 0.75 4.75 2.44 2.07 3.06 2.38 0.94 2.44
21⁄2 7.00 0.81 4.12 4 0.75 5.50 2.94 2.47 3.56 2.88 1.06 2.69
3 7.50 0.88 5.00 4 0.75 6.00 3.57 3.07 4.25 3.50 1.12 2.69
31⁄2 8.50 0.88 5.50 8 0.75 7.00 4.07 3.55 4.81 4.00 1.19 2.75
4 9.00 0.88 6.19 8 0.75 7.50 4.57 4.03 5.31 4.50 1.25 2.94
5 10.00 0.88 7.31 8 0.88 8.50 5.66 5.05 6.44 5.56 1.38 3.44
6 11.00 0.94 8.50 8 0.88 9.50 6.72 6.07 7.56 6.63 1.50 3.44
8 13.50 1.06 10.62 8 0.88 11.75 8.72 7.98 9.69 8.63 1.69 3.94
10 16.00 1.12 12.75 12 1.00 14.25 10.88 10.02 12.00 10.75 1.88 3.94
12 19.00 1.19 15.00 12 1.00 17.00 12.88 12.00 14.38 12.75 2.12 4.44
14 21.00 1.31 16.25 12 1.12 18.75 14.14 13.25 15.75 14.00 2.19 4.94
16 23.50 1.38 18.50 16 1.12 21.25 16.16 15.25 18.00 16.00 2.44 4.94
18 25.00 1.50 21.00 16 1.25 22.75 18.18 17.25 19.88 18.00 2.62 5.44
20 27.50 1.62 23.00 20 1.25 25.00 20.20 19.25 22.00 20.00 2.81 5.62
22 29.50 1.75 25.25 20 1.38 27.25 22.22 21.25 24.25 22.00 3.07 5.82
24 32.00 1.81 27.25 20 1.38 29.50 24.25 23.25 26.12 24.00 3.19 5.94
 

.DIMENSIONS ARE IN INCHES
.Bolt hole diameter 1/8" larger than bolt diameter

 

4. ASME B16.5 Flange Price List

Material Size Price / pcs
ASME B16.5 Class 150 Flanges DN50 £ 50.60
ASME B16.5 Class 300 Flanges Manufacturers DN65 £ 50.10
ASME B16.5 Class 600 Flanges DN80 £ 65.30
ASME B16.5 Class 400 Flanges DN65 £ 55.20
ASME B16.5 Class 900 Flanges DN100 £ 70.20

 

 

 

2" Class150 Stainless Steel Weld Neck Flange ASTM B564 Alloy 31 UNS N08031 1

 

2" Class150 Stainless Steel Weld Neck Flange ASTM B564 Alloy 31 UNS N08031 2

Product Attribute

 

Place of Origin China Brand Name BOYUE
Standard ANSI, ISO, ASME, DIN, ASTM Type Weld Neck Pipe Flanges
ModelNumber Nickel Alloy Thickness #150,#300,#600,.#900,#1500,#2500
Packing Ply-Wood Cases Payment 30%TT+70% Balance

 

Supply Ability:40000Pieces / per Month

Packaging & Delivery

Packaging Details:Generally plywooden case or following customer's requirement.

Port:Shanghai/Tianjin

 

Commerce Clause

 

Minimum Order Quantity: 1pcs
Price: Depending on quantity
Payment Terms: T/T or Western Union or LC
Supply Ability: 40000pcs per month
Delivery Time: 10-100 days depending on quantity
Packaging Details: PLY-WOODEN CASE OR PALLET
 

Why Choose Us

 

1.One-Stop Service,One Single Source.

2.No MOQ.

3.Best quality,competitive price

4.Fast Reply.

5.On-Time Delivery

6.Professional sales and technical team .

 

FAQ

 

Q1: Are you a factory or a trade company?
A1: We are a professional manufacturer for designing and producing of Large-size products.(View Mor)

Q2: Do you make customized products or finished parts?
A2: All parts are custom made only, and in stock, we can produce based on your drawings.

Q3: Will my drawing be safe after you get it?
A3: Yes, we will not release your design to third party unless with your permission.

Q4: What is the MOQ?
A4: Small order is acceptable, but the more, the cheaper.

Q5: How about the samples?
A5: We are happy to make prototype part or sample for clients to ensure quality standard, but it’s charged according to your drawing.

 

Contact Details
BoYue Industrial (Shanghai)Co., Ltd.

Contact Person: david

Send your inquiry directly to us (0 / 3000)