• PN25 Brass Ball Valves
  • PN25 Brass Ball Valves
PN25 Brass Ball Valves

PN25 Brass Ball Valves

Product Details:

Place of Origin: China
Brand Name: DOUBLE-LIN
Certification: ACS,CE EAC
Model Number: LL1001

Payment & Shipping Terms:

Minimum Order Quantity: 0
Price: 0
Packaging Details: Double-Lin standard packing
Delivery Time: within 7 days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 50000 pcs
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Detail Information

Item: Brass Ball Valve Size: 1/4" - 4"
Brass Material: HPB 57-3 Connection Type: Female X Female
Handle Material: Iron Or Steel Handle Type: Lever
Stem Type: Double O-ring Stem Material: Brass
Seat Material: PTFE Body Seal Material: PTFE
Working Pressure: 25 Bar(362.5 Psi) Opening/closing Test: 10,000 Times
Thread: ISO228 (equivalent To DIN 259 And BS2779) Working Temperature: From -10 ℃ To +120 ℃ (from 14℉ To 248℉)
High Light:

362.5PSI Brass Ball Valves


25bar Brass Ball Valves


PN25 4 inch brass ball valve

Product Description

1/4 " To 4 " Female X Female 25 Bar Brass Ball Valve With Flat Lever Handle


  • Description

​Working Pressure   25bar (362.5 psi)                                                 

Working Temperature  from -10 ℃ to +120 ℃ (from 14℉ to 248℉)  

Thread ISO228 (equivalent to DIN 259 and BS2779)                        

Opening/closing Test 10,000 times                                                     

  • Details

​Brass Valve Body: High-density forging, no blister, no air holes, no leakages. Made by special high precision CNC machines.

Brass Bonnet: High-density forging, no blister, no air holes, no leakages. Made by special high precision CNC machines.

Valve Ball: Smooth and wear resisting, with good sealing performance.

Brass Valve Stem: Made of hot rolled brass, high tensile strength, good toughness, long-term use without deformation, fracture.

Ball Seat: Made by pure PTFE(polytetrafluoroethylene), with high elasticity and wear resistance, is not easy aging.

Handle: Plated with dacromet, the surface is coated against corrosion, the coating is thickened, the thickness is up to 1.3mm, comfortable using.

O-ring: NBR & FKM, made of imported raw material, small friction coefficient, long service life and not easy to leak.

Stainless Steel Locknut: Internal design of anti-loose, can be used for long time.


  • Technical Specification

PN25 Brass Ball Valves 0



  1. Full flow female x Female brass ball valves with Iron flat lever handle.
  2. The thread, color of handle, materials, etc. can be customized.


Dimension mm

1/4" 3/8" 1/2" 3/4" 1" 1-1/4" 1-1/2" 2" 2-1/2" 3" 4"


40 41 48.4 56 65 76 85 99 132 152 178
B 23 23 29.5 35.5 42.7 53 63 79 102.5 120.5 144.5
C 39.2 39.8 54.2 57.6 60.6 75.8 81.3 88.5 121.5 129.5 141
D 87 87 95 95 126 140 140 165 224 224 283.5
E 9 10 14.8 19 24 30.2 37 47 62 74 90
PN 25 25 25 25 25 25 25


25 25 25


Materials of Parts


No. Part Materials
1 Body Brass


3 Ball Brass
4 Seal PTFE
5 Stem Brass
6 O ring NBR
7 O ring Fluorubber
8 Handle Iron or steel
9 Nut Stainless Steel


Reminding: Ball valves in red handle can be only used in water services, heating and air conditioning plants, and compression air system. They are not allowed to be used in gas system.


  • Certificates of LL1001

PN25 Brass Ball Valves 1PN25 Brass Ball Valves 2PN25 Brass Ball Valves 3


  • Company Profiles

Double-Lin, which was established in 2000 in China, is a manufacturing company for global market. Double-Lin products with self-owned brand are widely distributed to more than 100 countries and regions, and Chinese domestic market. Chairman Mr. Lin Hailin adopts strategic adjustment of industrial layout, the business scope is integrated into a comprehensive solution provider, including four major areas such as public buildings and household water control system, public buildings and home heating system, transportation and use of gas safety system, family bathroom hardware solutions, covering nearly 10,000 kinds of products and specifications.


  • Our Package Details

PN25 Brass Ball Valves 4

PN25 Brass Ball Valves 5

1. Double-Lin logo forged in valve body.

2. Double-Lin logo stamped or printed on handle.

3. Inner box material is a 3-layer corrugated bond paper, with clear & attractive printing.

4. Product guarantee certificate

5. PE plastic ECO bag.

6. Product spec. label sticked on the side of master carton.

7. Double-Lin special packing tape.

8. Master carton material is a 5-layer corrugated bond paper, with clear & attractive printing.

9. 2pcs of non-woven bags inside.

10. 1 copy of instruction manual inside.



  • FAQ

Q: How long is your product guarantee period?

A: We have three-year guarantee and 24 hours full-time service.


Q: What is your MOQ?

A: We have no MOQ. We have a large warehouse and we promise "Instant Order, Immediate Delivery and No MOQ".


Q: Can you accept OEM?

A: Double-Lin is a company with self-owned brand, and we are promoting our brand in the world, so we will not accpet OEM.


Q: How long is your delivery time?

A: For the items if we have enough stocks, we can send to you immediately. For mass production, we can promise 30-35 days.

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