Sanitary 3A-15TRF Short Bevel Seat Weld Male SS304 SS316L 3A-15A Long Weld Male Stainless Steel Union Fittings

Application

Uinon Fittings are used on permanent installations where process piping and equipment can be cleaned in place (CIP) and removal from the system is not required. Weld Fittings are offered in nominal tube sizes 1/2˝ through 8˝ in T304 and T316L materials. Uniform wall thickness for 1/2˝ through 3˝ sizes measure .065 (16 ga). In 4˝ size, wall thickness measures. 083 (14 ga), 6˝ and 8˝ .109 (12 ga).

Here’s a professional English description for a 304 Stainless Steel Sanitary Clamp Union Fitting Kit: 304 Stainless Steel Sanitary Union Fitting Kit Description Product Name* 304 Stainless Steel Sanitary Quick-Connect Union Kit (Clamp/Thread Type) Key Specifications Material: Body: 304 Stainless Steel (06Cr19Ni10), corrosion-resistant, compliant with GB/T 1220. Seal: Food-grade EPDM/FKM/Silicone (optional), FDA/EC1935 certified. Surface Finish: Mechanical polishing (Ra ≤ 0.8μm), mirror-finished inner surface, dead-space-free design. Optional electropolishing or passivation (enhanced corrosion resistance). Compliance Standards:DIN/SMS/ISO/3A (as per actual certifications). Components Included 1. Union Body: Precision-cast 304 stainless steel,quick-release design, allows 360° rotation alignment. 2. Connection Type: Clamp Typ: Stainless steel tri-clamp with anti-slip locking mechanism. Thread Type: BSP/NPT/Clamp threads available (optional). 3. Gasket: High-temperature resistant (-20°C to120°C), anti-aging, food-safe compliant. Features Hygienic Design: Meets GMP/HACCP standards, suitable for sterile piping systems. No dead zones, supports CIP/SIP cleaning and sterilization. Durability 304 stainless steel resists weak acids, alkalis, and organic solvents. Working pressure: 1.0MPa–1.6MPa (varies by size). Easy Installation Tri-clamp design for tool-free disassembly and maintenance. Compatible with DN15–DN100 (1/2"–4") pipes; custom sizes available. Applications Food & Beverage: Dairy, beer, juice, condiment pipelines. Pharmaceutical: Purified water, WFI (Water for Injection) systems. Cosmetics: High-purity fluid transfer. Packaging & Certifications - Individually packed in dust-proof bags, complete with seals/clamps. - Material Test Certificates (MTC) and sanitary compliance documents provided.

Materials

• Body: AISI-304 and AISI-316L

Standard Design

• Standards: SMS, ISO / IDF, DS, RJT, DIN, DIN11864, etc

• End connections: Weld

• Size available: 1"-4" or DN10-DN150

Detailed specifications on the drawing label

3A-15TRF Short Bevel Seat Weld Male

	Model	Size	D/mm	d/mm	Tacme	H/mm	N.W/g
	FUM011100	1"	25.4	22.1	36.97x8	18.3	59
	FUM011150	11/2"	38.1	34.8	50.49x8	18.3	104
	FUM011200	2"	50.8	47.5	64x8	19.1	136
	FUM011250	21/2"	63.5	60.2	77.51x8	22.3	195
	FUM011300	3"	76.2	72.9	91.03x8	23.1	272
	FUM011400	4"	101.6	97.6	119.04x6	26.2	557

3A-15A Long Weld Male

	Model	Size	D/mm	d/mm	Tacme	H/mm	N.W/g
	FUM021100	1"	25.4	22.1	36.97x8	34.9	81.5
	FUM021150	11/2"	38.1	34.8	50.49x8	38.1	131.5
	FUM021200	2"	50.8	47.5	64x8	38.1	172
	FUM021250	21/2"	63.5	60.2	77.51x8	44.5	185.5
	FUM021300	3"	76.2	72.9	91.03x8	44.5	394
	FUM021400	4"	101.6	97.6	119.04x6	44.5	607