M6 Stainless Steel Coupling Nut DIN Standard 6.8 Grade 30mm Length

Name: M6 Stainless Steel Coupling Nut DIN Standard 6.8 Grade 30mm Length
Brand: Finexpress Precision Manufacturing (dongguan) Co., Ltd
SKU: FineExpress Coupling Nuts
Price: 499.05 USD
Availability: InStock

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M6 Stainless Steel Coupling Nut DIN Standard 6.8 Grade 30mm Length

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Product Details:

Place of Origin:	Guangdong, China
Brand Name:	FineExpress
Certification:	ISO9001\|ISO14001\| IATF16949
Model Number:	FineExpress Coupling Nuts
Document:	Product Brochure PDF

Payment & Shipping Terms:

Minimum Order Quantity:	50000
Price:	$0.05/pieces 1000-9999 pieces
Packaging Details:	1.1000pcs / plastic bag,20kgs/ carton ,then put on the wood pallet ,<br>2.Carton size:28cm18cm13cm,<br>3.Wood pallet size:118cm*113cm,Weight:700~800Kg Bulk:0.8 cubic<br>4.The weight of 20 FT Container:20~25 Tons<br>5,As your requirements
Delivery Time:	7~15 Working Day
Payment Terms:	T/T,L/C,D/A,D/P
Supply Ability:	500000000 Piece/Pieces per Week

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M6 Stainless Steel Coupling Nut DIN Standard 6.8 Grade 30mm Length

Description

Finish:	ZINC PLATED, Passivated, Chrome Plated, Nickel Plated, Polished, Custom	Measurement System:	Imperial (Inch)
Application:	Heavy Industry, Mining, Water Treatment, Healthcare, Retail Industry, Food & Beverage, General Industry, Oil & Gas, Automotive Industry	Standard:	DIN
Size:	M1~M16	Surface Treatment:	Nickel Plated,Zinc Plated,Passivation, Etc.
Grade:	6.8/ 8.8/ 10.9/ 12.9	Delivery Time:	In Stock 5~7 Working Days, Customized 15~25 Working Days
Service:	OEM Customized Services	Package:	Small Packing+Carton Packing+Pallet
Certificate:	ISO9001:2015, SGS, RoHs, MTC	MOQ:	1 Piece In Stock, 30,000 Pcs Customized
Port:	Shenzhen, Guangzhou
Highlight:	Durable Material Round Coupling Nuts , M6 Round Coupling Nuts , Polished Finish Round Coupling Nuts

M6 Long Stainless Steel Round Coupling Nuts Polished Finish Durable Material

Factory Price M6 Long Stainless Steel Round Coupling Nuts

Product Overview

Our M6 Long Stainless Steel Round Coupling Nuts are engineered to join threaded rods, bolts, or studs in demanding environments. Made from premium stainless steel (A2/A4 grades), these nuts offer superior corrosion resistance, high tensile strength, and a factory-direct price for bulk buyers. Ideal for extending fasteners in machinery, construction, marine, and automotive applications where durability and precision alignment are critical.

Key Features

Stainless Steel 304/316 Construction
- Corrosion Resistance: Withstands saltwater, chemicals, and humidity (Grade 316 recommended for marine/chemical use).
- High Tensile Strength: 700-800 MPa (A2/A4 grades) for heavy-load connections.
Extended Length Design
- Long Grip Range: Connects threaded rods or bolts seamlessly (standard length: 30mm-100mm, customizable up to 200mm).
- Smooth Internal Threads: Precision-cut threads ensure consistent torque and alignment.
Cost-Effective Bulk Pricing
- Factory-Direct Rates: Competitive pricing for OEMs, contractors, and distributors.
- MOQ: 1,000 units (custom orders); standard sizes ship in 7-10 days.
Certified Quality
- ISO 3506 (Stainless Steel Properties), ISO 9001, RoHS, and ASTM F594 (Nuts) compliant.

Specification

Available Material	1. Stainless Steel: SS303, SS304, SS316, SS410, SS420 2. Carbon steel: C1006, C1010, C1018, C1022, C1035K, C1045 3. Brass: C3602, C3604, Hpb59, Hpb62, Hpb65, Hpb58, Hpb70 4. Aluminum: Al6061, Al6063 etc or as your requirements
Head type	CSK Head, Pan Head, Truss Head, Hexagon Head, Round Head, Oval Head, Button Head, Cap Head, Cheese Head, etc.
Hardness	Carbon Steel: HRC:28~35, HV450~700 Alloy Steel: HRC:32~39(grade10.9) HRC:39~44(grade12.9)
Finish	Zinc plated, Nickel plated, Bronze, Copper, Phosphate, Oxidation black, Passivation, Tin, Dacromet, Gold, Chrome, Silver, Phosphorization, Zinc-nickel alloy plated etc.
Sample Available	The sample is free of charge if we have the existing tooling, you only need to pay for the freight cost
Delivery time	Samples time 3-5 working days, Lead time 20-25 working days
Pricing Term	EXW Dongguan(FCA), FOB, CIF, CNF, DDU, etc.
Packing	Bulk in PE bag or Small boxes, then in carton, pallet
Payment term	TT (30% in advance as deposit, balance before delivery), L/C, Western Union, PayPal etc
Management system	ISO9001:2015
Certificate	ISO, ROHS

FAQ

Q1: What is your main products and material supply?

A1: Our main products are Electronic screws, Sems screws, Tapping screws, Chicago screws, Shoulder screws etc. Special Non-standard studs, Turning parts and High-end precision complex CNC Machining parts etc.
A2: Carbon Steel, Alloy Steel, Aluminum alloy, Stainless Steel, Brass, Copper, Titanium alloy or according to your requirement.

Q2: When can I get the price?

A: We usually offer you a quotation within 12 hours, and the special offer is not more than 24 hours. Any urgent cases, please contact us directly by phone or send email to us.

Q3: What about the transportation and delivery date?

A: If the weight of goods more than 80kg, Normally we use shipment to transport the orders. It is about 20-30 days. If the weight of goods less than 80kg, or there are urgent, we can send the goods via air express, It is 3~5 days.

Q4: What's your packing? What to do in case of damaged goods during transport?

A1: Our Normal packing is bulking in Cartons, less than 20 kgs/carton, 48 cartons / pallet. We also can pack products according to your requirement.
A2: To avoid any subsequent trouble regarding quality issue, we suggest you check the goods once you receive them. If there is any transport damaged or quality issue, don't forget take the detail pictures and contact us as soon as possible, we will properly handle it to make sure your loss to reduce to the smallest.

Q5: Can I get discounts?

A: Yes, for big order, frequent customers, we give reasonable discounts.

Q6: Do you have enough capacity?

A: Our production equipment is a new imported equipment. We have a group of skilled workers who have been working for more than 10 years. Their production experience is very rich and their skills are very skilled. The screws can be 30 million pcs/month. We have sufficient funds to ensure the normal operation of the factory.

Tag:

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Contact Details

Finexpress Precision Manufacturing (dongguan) Co., Ltd

Contact Person: Irene chen

Tel: +86-13527934468

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