DIN Nut SS304 SS316L Sanitary Union Nut Fittings Stainless Steel Liner Female Connection Nut for Food Grade

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

DIN Nut

	Model	Size	D/mm	D1/mm	G	H/mm	N.W/g
	FUN012010	DN10	38	19	Rd28x1/8	18	70
	FUN012015	DN15	44	25	Rd34x1/8	18	80
	FUN012020	DN20	54	31	Rd44x1/6	21	130
	FUN012025	DN25	63	35	Rd52x1/6	21	180
	FUN012032	DN32	70	42	Rd58x1/6	21	220
	FUN012040	DN40	78	49	Rd65x1/6	21	250
	FUN012050	DN50	92	62	Rd78x1/6	22	330
	FUN012065	DN65	112	80	Rd95x1/6	25	550
	FUN012080	DN80	127	94	Rd110x1/4	30	650
	FUN012100	DN100	148	115	Rd130x1/4	31	950
	FUN012125	DN125	178	138	Rd160x1/4	35	1350
	FUN012150	DN150	210	168	Rd190x1/4	40	2200