Kasugai Shanghai Co., Ltd.
                                                                                                           
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Tools & Hardware Pipe Fittings

1 Inch Stainless Steel Cast Threaded Square Head Plug ISO 49-1994 AISI 304L Class 150 NPT

Price Negotiable
Price: PER BASE MATERIAL PRICE
MOQ: TO BE NEGOTIATED
Delivery Time: 60 DAYS FOR ONE CONTAINER
Brand: KASUGAI
Product Description
Product Overview

This 1" stainless steel cast threaded square head plug is manufactured to ISO 49-1994 standards using AISI 304/L material, providing exceptional corrosion resistance and durability for industrial applications.

Key Specifications
Product Name AISI 304 ISO 49-1994(E) 1" Stainless Steel Cast Threaded Square Head Plug
Thread Types ASME B1.20.1 (NPT), BS 21 (NSPT), DIN 2999/259
Dimensions ISO 49-1994 (E)
Size Range 1"
Pressure Class Class 150 NPT
Materials AISI 304/L
Material Specifications
AISI 304/L Stainless Steel

SAE/ANSI 304 (AISI 304) is the most commonly available and used type of stainless steel, also known as 18/8 stainless steel, A2 stainless steel (ISO 3506), or 304S15 (British Standard). This austenitic chromium-nickel alloy offers excellent corrosion resistance, is nonmagnetic, and cannot be hardened through heat treatment.

Chemical Composition (%)
Grade C, max Cr Mn, max Ni P, max S, max Si, max
AISI 304 0.08 18~20 2 8~10.5 0.045 0.03 1
AISI 304L 0.03 18~20 2 8~12 0.045 0.03 1
Mechanical Properties
Mechanical Properties 304 304L
Hardness, Knoop 138 158
Hardness, Rockwell B 70 82
Hardness, Vickers 129 159
Tensile Strength, Ultimate 505 MPa 564 MPa
Tensile Strength, Yield 215 MPa 210 MPa
Elongation at Break 70% 58%
Modulus of Elasticity 193~200 GPa 193~200 GPa
Charpy Impact 325 J 216 J
Dimensional Specifications
ISO 49-1994 Square Head Plug dimensional diagram showing T1, T8, T9, T11 thread types and corresponding a, b, c, d measurements
ISO 49-1994(E) Dimensions (mm)
Fitting Sizes (inch) T1 T8 T9 T11 a min b min c min d min
1 1 1 (1) 24 23 36 19
Key Features
  • Manufactured to ISO 49-1994 international standards
  • AISI 304/L stainless steel construction for superior corrosion resistance
  • Compatible with multiple thread standards: NPT, NSPT, DIN
  • Class 150 NPT pressure rating for reliable performance
  • Square head design for easy installation and removal
  • Nonmagnetic properties suitable for sensitive applications

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Kasugai Shanghai Co., Ltd.
Location Rm.8415, Bldg. A8, No. 808 Hongqiao Road, Xuhui District, Shanghai 200030, Chia
Contact Person Chovy kasugai

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