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F304 1/2”Raised Face (RF) Threaded Flange (Th) 150#300# HG/T20620

Thread Type:
Rc
NPT
Pressure Ratings:
150 lbs
300 lbs
NPS:
1/2 "
3/4"
1"
1-1/4"
1-1/2"
2"
2-1/2 "
3"
4"
5"
6"
Material：:
304
304L
316
316L
Quantity:
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HG/T20620 Threaded Flange (Th)
Standard: HG/T20620
Threads Standard: GB/T 7306.2(Rc), GB/T 12716(NPT)
Material Standard: ASME A182
Manufacturing Facility Standard: ISO 9001:2015 , GB/T19001-2016
Certification: Material Test Reports (MTRS) and Certificates of Conformity (COC) are available upon request.

Product Overview

F304 1/2”Raised Face (RF) Threaded Flange (Th) 150#300# HG/T20620

The F304 1/2”Raised Face (RF) Threaded Flange (Th) 150#300# HG/T20620 is a high-quality industrial piping component manufactured to meet stringent international standards. Designed for critical applications across various industries, this flange offers exceptional performance, reliability, and longevity.

Our stainless steel flanges are precision-engineered using advanced manufacturing techniques and premium-grade materials. Each flange undergoes rigorous quality control and testing to ensure compliance with dimensional tolerances and pressure ratings specified by international standards.

This precision threaded pipe flange provides reliable, weld-free connections for industrial piping systems. Manufactured from corrosion-resistant F304 stainless steel according to HG/T20620 standards, this durable threaded pipe flange ensures excellent performance across 150# to 300# pressure ratings. The raised face design guarantees optimal gasket compression for leak-proof sealing without requiring welding equipment. As a trusted pipe flange supplier, we guarantee superior material quality and precise threading for easy installation. Ideal for chemical processing, food industry, and general industrial applications, this versatile threaded pipe flange offers cost-effective solutions where frequent maintenance and corrosion resistance are essential. Our reliable pipe flange supplier services include comprehensive technical support and quality certification for all industrial applications.

Key Features

  • Premium Quality Materials: Manufactured from certified stainless steel grades ensuring excellent corrosion resistance and durability
  • Precision Engineering: CNC machined to exact specifications with tight tolerances meeting international standards
  • Comprehensive Size Range: Available in multiple sizes and pressure ratings to suit various piping applications
  • Industry Compliance: Fully compliant with ASME, EN, DIN, JIS, and other international standards
  • Versatile Applications: Suitable for oil & gas, chemical processing, power generation, water treatment, and other industrial applications
  • Quality Assurance: 100% inspection and testing with comprehensive documentation and traceability
  • Customization Available: Custom manufacturing services available for special requirements and non-standard dimensions
  • Global Supply: Worldwide shipping with experienced logistics support ensuring safe and timely delivery

Dimensions & Sizes

threaded pipe flange

DN
NPS
A
D
K
L
L
n
C
N
H
Rc/NPT
Kg
15
1/2
21.3
90
88.9
60.3
16
15.7
4
9.6
30
14
1/2
0.39
20
3/4
26.9
100
98.6
69.9
16
15.7
4
11.2
38
14
3/4
0.56
25
1
33.7
110
108
79.4
16
15.7
4
12.7
49
16
1
0.78
32
1-1/4
42.4
115
117.3
88.9
16
15.7
4
14.3
59
19
1-1/4
1.03
40
1-1/2
48.3
125
127
98.4
16
15.7
4
15.9
65
21
1-1/2
1.32
50
2
60.3
150
152.4
120.7
18
19.1
4
17.5
78
24
2
2.06
65
2-1/2
76.1
180
177.8
139.7
18
19.1
4
20.7
90
27
2-1/2
3.28
80
3
88.9
190
190.5
152.4
18
19.1
4
22.3
108
29
3
3.85
100
4
114.3
230
228.6
190.5
18
19.1
8
22.3
135
32
4
5.3
125
5
139.7
255
254
215.9
22
22.4
8
22.3
164
35
5
6.07
150
6
168.3
280
279.4
241.3
22
22.4
8
23.9
192
38
6
7.45
Class150(PN20)  (mm)

This flange is available in a comprehensive range of sizes and pressure ratings to accommodate diverse piping system requirements. Our manufacturing capabilities allow us to produce both standard and custom dimensions.

Available Sizes: Wide range from small bore to large diameter

Pressure Ratings: Multiple pressure classes available (Class 150, 300, 600, 900, 1500, 2500, and PN ratings)

Connection Types: Suitable for welding, threading, or slip-on connections depending on flange type

For detailed dimension tables and technical drawings, please contact our technical support team. We can provide comprehensive dimensional specifications according to your required standard (ASME, EN, DIN, JIS, etc.).

Applications

This flange is ideal for use in:

  • Oil & Gas Industry: Upstream, midstream, and downstream applications
  • Chemical & Petrochemical: Process piping, reactors, and storage systems
  • Power Generation: Conventional and renewable energy facilities
  • Water Treatment: Municipal and industrial water systems
  • Pharmaceutical: Sanitary process applications
  • Food & Beverage: Hygienic piping systems
  • Marine & Offshore: Shipbuilding and offshore platforms
  • General Industry: Manufacturing, HVAC, and building services

Quality Assurance

We maintain the highest standards of quality control throughout the manufacturing process:

  • ISO 9001:2015 certified manufacturing facility
  • 100% material traceability with heat number tracking
  • Comprehensive testing including chemical analysis, mechanical testing, and non-destructive examination
  • Third-party inspection available (TPI, LPI, SGS, BV, etc.)
  • Complete documentation package including MTC 3.1, test certificates, and dimension reports

FAQ

1. What materials are used for F304 1/2”Raised Face?

Our F304 1/2”Raised Face is manufactured from high-quality stainless steel grades including F304, F304L, F316, F316L, and other equivalent materials according to international standards. Material certificates are provided with each order.

2. What standards does this flange comply with?

This flange is manufactured in compliance with major international standards including ASME B16.5, ASME B16.47, EN 1092-1, DIN standards, JIS B2220, and HG/T standards. We can provide third-party inspection certificates upon request.

3. What is the delivery time?

Standard sizes are typically available from stock with 3-7 days delivery. Custom orders require 15-30 days depending on specifications and quantity. Rush orders can be accommodated with additional coordination.

4. Can you provide custom dimensions?

Yes, we offer custom manufacturing services. We can produce flanges according to your specific drawings and requirements. Our engineering team can also assist with design optimization.

5. What quality certifications do you provide?

We provide comprehensive documentation including Material Test Certificates (MTC), Third-Party Inspection Reports (TPI), Dimension Reports, and Pressure Test Certificates. All products comply with international quality standards.

Why Choose Our Flanges?

With decades of experience in manufacturing industrial piping components, we have established ourselves as a trusted supplier of high-quality flanges worldwide. Our commitment to excellence is reflected in:

  • Technical Expertise: Experienced engineering team providing technical support and custom solutions
  • Manufacturing Excellence: State-of-the-art facilities with advanced CNC machining and testing equipment
  • Quality Focus: Rigorous quality control at every stage from raw material to finished product
  • Customer Service: Responsive support team ensuring smooth order processing and after-sales service
  • Competitive Pricing: Direct manufacturer pricing with no intermediary markups
  • On-Time Delivery: Efficient production planning and reliable logistics partnerships

CONTACT US

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