Plumbing Specialties are various special equipment and accessories used in plumbing systems, which have specific functions and can improve the efficiency, safety and long-term stability of plumbing systems. They are widely used in water supply, drainage, gas and wastewater systems in residential, commercial and industrial buildings, helping to optimize fluid flow, ensure the normal operation of the system, and prevent water pollution or equipment damage.

 

 
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Your Professional Plumbing Specialties Supplier

 

 

Zhejiang Hengsen Industrial Group Co., Ltd. is a high-tech enterprise specializing in the production of HVAC controls products, pipe fittings and refrigeration fittings.Hengsen is located in Zhejiang Zhuji, that is closed to Xiaoshan and Pudong international airports with good geographical and economic advantages.

 

Why choose us
 

Professional Team
Hengsen has 5 subsidiaries, covering a total area of more than 80,000 square meters, with more than 500 employees and more than 100 professional technicians.

 

Sales Market
Hengsen has a number of offices in China, and its products have been supporting many fortune 500 enterprises for a long time, and exported to South America, Europe, the Middle East and other regions.

 

Safety
Every product of Hengsen, from raw material procurement, drawing design, production and production to product testing, goes through layers of checks to ensure high precision and high quality. In addition, Hengsen also has a national professional certification of the national laboratory, with the professional ability to test product quality. To ensure the absolute safety and long service life of the products in the process of use.

 

Conservation
Hengsen has been committed to the product research and development of the balance between quality and environmental protection, on the premise of not affecting the use and quality of products, to improve the structure. While saving the raw materials, we also constantly develop new functions, to achieve a product multi-purpose that greatly improve the cost performance of the product and reduce use energy.

 

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Reduced Tee

●A reducing tee has outlets of different sizes. To make it clear which outlet is which size, manufacturers write their tee dimensions in the format A x B x C; each letter stands for the nominal size of a tee opening.

 

●A and B are the two in-line openings. In other words, if you held A up to your eye, you could see out of B.


●C is at a right angle to A and B.

 

Short description:

 

 

Name

Reducing tees / Equal tees/ Straight tees

Types

Butt weld pipe fittings

Forged pipe fittings (SW/threaded)

Materials

1) ASTM Standards
Carbon steel: A234 WPB
Stainless steel: A403 WP304/TP304, A403 WP304L/TP304L, A403 WP316/TP316, A403 WP316L/TP316L, A403 WP321/TP321, A403 WP310/TP310
Alloy steel: A234 WP12, A234 WP11, A234 WP22, A234 WP5, A420 WPL6, A420 WPL3

2) DIN Standards
Carbon steel: St37.0, St35.8, St45.8
Stainless steel: 1.4301, 1.4306, 1.4404, 1.4401, 1.4571
Alloy steel: 1.7335, 1.7380, 1.0488(1.0566)

3) JIS Standards
Carbon steel: PG370, PT410
Stainless steel: SUS304, SUS304L, SUS316, SUS316L, SUS321
Alloy steel: PA2, PA23, PA24, PA25, PL380

4) GB Standards
10#, 20#, 20G, 20R, Q235, 16Mn, 16MnR, 1Cr5Mo, 15CrMo, 15CrMoG, 12Cr1MoVG,12Cr1MoV

Standards

ASTM A234 WPB
ANSI B16.9, ANSI B16.28
MSS-SP-43, MSS-SP-75
JIS2311, JIS2312, JIS2313
DIN2605, DIN2615, DIN2617, DIN28011
EN10253-1, EN10253-2
GB-12459/GB-T13401

Sizes

1/2"-24" (DN15-DN600) seamless,
1/2"-48" (DN15-DN1200) welded,

Wall thickness

STD, XS, XXS, SCH10,SCH20,SCH30,SCH40, SCH60, SCH80, SCH160

Surface

Black painting, Color painting and others as requirement

Lead time

7-30 days

Payment

L/C at sight, T/T

Application

Pipelines connect, oil and gas, chemical industry, water conservancy, electric power, boiler, Shipbuilding, machinery, onshore platform, metallurgy, sanitary construction etc

Packaging

Wooden cases, wooden pallet plastic bag or as per customers requirement

Custom

Custom is available according to your design and requirements

Certificates

CE/BV/ASME/ISO/API/CCS etc

 

 

There are three general types of reducing tees

●In the first type, A and B are the same size, and C is smaller. Since A and B are equal, this format is easy to understand. An example dimension is 6 in. x 6 in. x 2 in.

 

●In another type, B and C are the same size, and A is larger. To understand this scheme, remember that the last measurement, C, is always at a right angle to the other two sides.

 

●Finally, all openings of the tee could be different sizes. Again, you can easily get the right part by remembering that the last measurement, C, is the right-angle outlet, and A and B are interchangeable because tees can be flipped.

Reduced Tee

 

Equal Tee DIMENSIONS

 

 

Nominal Size

Pipe O.D

Working Pressure

Dimensions

Certificate

Mm/in

Mm/in

PSI/Mpa

L (mm/in)

50

60.3

300PSI
2.07MPa

363PSI
2.5MPa

68.5

FM UL 3C

2

2.374

2.697

65

76.1

74

FM UL 3C

2.996

2.913

80

88.9

84

FM UL 3C

3

3.500

3.307

100

108.0

100

FM UL

4

4.252

3.937

100

114.3

100

FM UL 3C

4

4.500

3.937

125

133.0

122

 

5

5.236

4.803

125

139.7

122

FM UL 3C

5

5.500

4.803

150

159.0

138

FM UL 3C

6

6.260

5.433

150

165.1

138

FM UL 3C

6

6.500

5.433

200

219.1

171

FM UL 3C

8

8.626

6.732

250

273.0

   

212

 

10

10.748

   

8.346

300

323.9

   

242

 

12

12.752

   

9.528

250

273.0

225PSI
1.6MPa

363PSI
2.5MPa 225PSI
1.6MPa

212

UL

10

10.748

8.346

300

323.9

242

UL

12

12.752

9.528

 

 

Our Certificate

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FAQ

 

Q: Are you trading company or manufacturer ?

A: We are a trading and manufacturer company.

Q: Do you have standard products?

A: Yes, we have standard products. We also manufacture customized products by drawings or samples.Customers give us drawings and specifications, and we will manufacture accordingly.

Q: What is your payment term?

A: We can accept Paypal or Western Union for trail order, and T/T 30% down payment, balance to be paid before shipment. or L/C for normal order

Q: Can I get samples from your factory?

A: Yes, Samples can be provided.

We're professional plumbing specialties manufacturers and suppliers in China, specialized in providing high quality custom service. We warmly welcome you to wholesale high-grade plumbing specialties from our factory.

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