Product Introduction
The Stainless Steel Pipe Fittings Hose Nipple is a stainless steel piping connector used to securely join pipes to flexible hoses for safe fluid or gas transfer.
Custom Manufacturing Services
Precision Custom Casting
We transform your 2D/3D technical drawings (DWG, STP, IGS, etc.) or physical samples into your exclusive Stainless Steel Pipe Fittings Hose Nipple.
Versatile Material Selections
We provide tailored material options including various grades of Stainless Steel, carbon steel, and alloy steel to suit your specific working environments.
Advanced Casting Processes
Silica Sol Investment Casting
Utilized for producing high-precision Stainless Steel Pipe Fittings Hose Nipple versions requiring complex structures and superior surface finishes.
Traditional Sand Casting
Applied to the rough blank manufacturing of large-diameter and heavy-duty industrial pipe fittings.
Efficient Die Casting
Used to satisfy high-volume, high-efficiency production demands for compact hose connectors.
Precision Machining & Tolerances
Advanced CNC Machining
Post-casting, high-precision CNC machines finish the threads (NPT/BSP/BSPT) and hose barbs of the Stainless Steel Pipe Fittings Hose Nipple to ensure burr-free surfaces and absolute sealing.
Strict Tolerance Control
Critical assembly dimensions are tightly restricted within 0.02mm, guaranteeing seamless interchangeability within your piping systems.
Detailed Dimension Table
|
Nominal Size |
Total Length (L) |
Male Thread (G) |
Hex Across Flats (S) |
Hose Barb OD (D) |
|
1/8" |
28 mm |
G1/8" |
14 mm |
10 mm |
|
1/4" |
30 mm |
G1/4" |
17 mm |
12 mm |
|
3/8" |
32 mm |
G3/8" |
19 mm |
14 mm |
|
1/2" |
35 mm |
G1/2" |
22 mm |
16.5 mm |
|
3/4" |
40 mm |
G3/4" |
27 mm |
20 mm |
|
1" |
46 mm |
G1" |
34 mm |
25.5 mm |
|
1-1/4" |
50 mm |
G1-1/4" |
41 mm |
31 mm |
|
1-1/2" |
54 mm |
G1-1/2" |
47 mm |
36 mm |
|
2" |
60 mm |
G2" |
55 mm |
45 mm |
Technical Specifications & Compliance
|
Item |
Specification |
|
Thread Standards |
ASME B1.20.1 (NPT), ISO 228/1 (G), ISO 7/1 (R/Rp) |
|
Dimension Standards |
ISO 4144, JIS |
|
Pressure Rating |
150 LBS (~2.0 MPa) |
|
Material Standards |
ASTM A351-CF8 (AISI 304), ASTM A351-CF8M (AISI 316), AISI 304, 304L, 316, 316L |
|
Manufacturing Process |
Casting, Welded Pipe, Seamless Pipe |



Quality Standards & Compliance
System Certifications
Our manufacturing facility is fully certified under ISO 9001:2015 and CE safety regulations.
Product Standards
Every single Stainless Steel Pipe Fittings Hose Nipple is manufactured in strict accordance with international criteria like ASTM, DIN, and JIS.
Batch Consistency
Incorporating pneumatic pressure testing and Coordinate Measuring Machines (CMM), we guarantee identical quality from the first item to the last in large-scale shipments.
Product Applications
This stainless steel hose nipple is a versatile component used across various industries, including:

Industrial Machinery
Connecting hoses for coolant, lubrication, and air lines on machine tools.

Chemical & Water Processing
Transferring mild chemicals and water in treatment systems (compatibility assured).

Agriculture & Irrigation
Serving as a key connector in fertilizer, pesticide, and water spray lines.
Why Partner With Us?
Global Supply Chain
Our products are exported to over 30 countries across Europe and America, serving as trusted components for large overseas industrial fluid systems.
Visualized Sampling
We provide complete progress updates across "molding, trial casting, photo/video confirmation, and sample shipping" to keep your custom Stainless Steel Pipe Fittings Hose Nipple order fully transparent.
Ample Raw Materials
We maintain a substantial inventory of stainless steel raw materials, effectively resisting market price fluctuations and ensuring supply stability.
FAQ
Q1: What is the lead time for the Stainless Steel Pipe Fittings Hose Nipple, and how is quality guaranteed?
A: Standard items ship within 7–15 days; custom orders take 30–45 days. Every batch undergoes automated line inspection and comes with a Mill Test Certificate (MTC) to guarantee consistent quality.
Q2: How do you protect our intellectual property during the Custom Casting process?
A: We sign a formal Non-Disclosure Agreement (NDA) before receiving drawings. All blueprints and custom tooling are securely stored and strictly prohibited from third-party use.
Q3: What are the wall thickness and surface roughness capabilities for Investment Casting?
A: Via our silica sol process, we achieve a minimum wall thickness of 1.5mm and a roughness of Ra 3.2–6.3. Secondary CNC machining can further refine critical sealing face precision.
Q4: What material certifications do you provide? Do you support third-party testing?
A: All shipments include an EN 10204 3.1 Certificate covering chemistry and mechanical properties. We fully cooperate with international agencies like SGS, TÜV, and BV for on-site audits and testing.
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