Ahora me gustaría enfatizar que diferencia hay entre perno hexagonal y …
Primeno, no hay cara con arandela arriba de la cabeza de perno hexagonal y si la hay arriva de la cabeza del tornillos de casquete
Segundo, los grados de perno hexagonal son ASTM A307 Gr.A.
Éste es A307 Gr.A, este es nuestra marca JM, pueden tener su marca aquí.
Los grados de tornillos de casquete son SAE J429 Gr.2, Gr.5 &Gr.8
Este es Gr.5 y este es Gr.8
Shanghai Jian&Mei es una empresa profesional que produce pernos, nuestro productos son aplicados principalmente en las areas Acero estructural, Edificio metal, Petróleo&Gas, Torre&Polo, Viento, Energía, Máquina mecánica, automóvil, Decoración etc.
Ofrecemos todos los tamaños.
El material sería acero al carbono, acero de aleación, acero inoxidable y cobre.
Grados disponibles de pernos son SAE J429 Gr 2,5,8, ASTM, A307,A490,ASTM A193 B7 and class 4.8 6.8 8.8,10.9,12.9,
El acabado sería Zinc, Zinc amarillo, Óxide negro, HDG etc.
Exportamos Perno hexagonal & Tornillos de casquete con alta calidad al mercado américa más de 8 años y nos disfrutamos muy bueno reputación, somos su prroveedor reliable de elementos de sujeción.
No duden en contactarno en cualquier momento.
Shanghai Jian & Mei Industry and Trade Co., Ltd
Rm.27202, No.295 South Lingyan Road, Pudong,Shanghai,P.R.C, Code:200126
Tel: 0086-21-33328690-8058
Fax: 0086-21-68413263
English Web：www.jm-industry.com Websit: https://www.jmtornillo.com
Contact: Mrs.Xarella Huang
Email: Jminfo@jm-industry.com
Websit: https://www.jm-industry.com
Bailey of Sheffield creates jewellery engineered to last more than a lifetime.
Forged at Portland Works in Sheffield (UK), the birth place of stainless steel manufacturing, Bailey of Sheffield is a brand new start-up set to shake up the jewellery world with their unique modular jewellery system.
Launching with their customisable Stainless Steel CABLE™ bracelet, offered with a More Than Lifetime Guarantee, which can be uniquely customised with interchangeable beads and colour options for the clasps and cables. Bailey of Sheffield brings a fresh look to personalising your style.
Fusing traditional jewellery techniques and the latest precision engineering, Bailey of Sheffield jewellery is unlike anything seen before.
https://baileyofsheffield.com/
Facebook: www.facebook.com/baileyofsheffield
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ABOUT BAILEY OF SHEFFIELD:
Bailey of Sheffield creates jewellery engineered to last more than a lifetime. For us, that doesn’t just mean durable high calibre materials or timeless design; it’s about understated pieces that adapt with you and your changing style. Each piece is all about you – a place to curate your own personal style – we just give you a firm, well forged foundation. The CABLE™ Bracelet is the launch product – a customisable stainless steel bracelet available in a range of PVD colours and finishes.
It’s the people behind the company that give our jewellery its distinction. From Bailey came the idea and inspiration for an enduring piece of jewellery; precious, personal and hardwearing. It’s our team of innovative designers and craftspeople that bring the aesthetic; the crafting, the approach to design and making that can only have come from people schooled in a city forged in steel.
ABOUT THE CABLE™ BRACELET
The CABLE stainless steel bracelet from Bailey of Sheffield is made to last more than a lifetime. Unique and customisable with interchangeable beads, it brings a fresh look to personalising your style. Crafted from the highest quality marine grade 316 stainless steel, and hand finished in our workshop in Sheffield situated at Portland Works, the world home of stainless steel, the Bailey of Sheffield CABLE bracelet is made to last more than a lifetime. About the bracelet: Marine grade 316 stainless steel cable 7 x 19 cable construction for extra flexibility and comfort, Exceptional strength that can withstand the most challenging of active lifestyles, Hypoallergenic grade of stainless steel, Virtually indestructible construction. About the clasp: Unique patent pending five part precision engineered design, Quick release spring loaded locking system, Bespoke internal mechanism, Unique identifying serial number, Four Newton compression spring and case hardened ball bearings for added security, Interlocking design allows ease of fastening, Mix and match colour customisation, Virtually indestructible, Laser engraved Bailey of Sheffield Maker’s Mark. Included in the box: your CABLE Bracelet, your Bailey of Sheffield Signature Bead, two stainless steel stoppers, unique stainless steel unlocking tool, laptop protector, luxury cleaning cloth, pack of extra grub screws, stainless steel certificate of ownership with your unique serial number, jewellery care guide, Bailey of Sheffield postcard. Our bracelets come in the following sizes: X-Small (18cm), Small (20cm), Medium (21cm), Large (22cm), X-Large (24cm), XX-Large (26cm). For full details see the sizing guide on our website.