Toolcraft Nickel Boron BCG Review - SpiceTac
A Toolcraft Nickel Boron BCG will start out as a solid chunk of specially blended 8620 Aircraft Quality steel. After machining and hardening and final machining all parts go out to be plated with Nickel Boron.
APOC Armory Premium Nickel Boron M16 Bolt Carrier Group ...
APOC Armory Premium Nickel Boron M16 Bolt Carrier Group .223/5.56. AR15Discounts is proud to carry APOC Armory BCG’s with Bolts made from heavy duty 9310 Alloy Steel and Bolt Carriers from 8620 case-hardened aircraft grade steel. 9310 steel has a high core strength rating, high fatigue strength, and a high harden-ability rating overall, which makes it about 7% stronger than Carpenter …
Toolcraft AR-10 / 308 / 6.5 Creedmoor Bolt ... - AR15Discounts
The Nickel Boron Carrier is machined from 9310 steel. The gas key is made of QPQ Nitride finished 8620 steel, fastened to the carrier using Grade 8 screws and then properly staked. The carrier also features forward assist serrations.
Dead Bolt GII Full Mass AR15 Bolt Carrier Group - Nickel Boron
Bolt Firing Pin Bore Finish: Nickel Boron (NiB) Bolt Hardening Technique: Shot Peened to most current military specification. Bolt Testing and Inspection: High Pressure Tested (HPT) and Magnetic Particle Inspected (MPI) Extractor Material: 4340 Aircraft Grade Steel. Extractor Hardening Technique: Shot Peened to most current military specification, Heat Treated to RC 48-53.
AR15 Bolt Carrier Groups: Nickel Boron, Nickel Teflon & More
No AR15 build is complete without a high-grade Nickel Boron bolt carrier group - BCG . Right to Bear Arms and Supply proudly sells these core components from top-of-the-line brand names, including Anderson Manufacturing, Rock River Arms, Spike’s Tactical and WMD Guns.
Processes & Specifications Available - Purecoat
Nickel : QQ-N-290, AMS 2403, AMS 2424: Electroless Nickel: MIL-C-26074, AMS 2404 RoHs Compliant: Electroless Nickel on Titanium : PWA 36: Nickel-Thallium-Boron - NiBRON ® PWA 259, AMS 2433: Titanium Cleaning: PWA 116: Anti- Galling Compound: PWA-36545, MIL-L-46010D: Solid Film Lubricant: MIL-PRF-46010: Rhodium: MIL-R-46085B: Chem Film ...
Specialized Metal Finishes - Purecoat
Since 1997 Purecoat International, LLC (PCI) has been applying specialized metal finishes to components utilized worldwide by the aerospace, automotive, electronics, microwave & transportation industries. We offer NiBRON ® - a proprietary electroless nickel-boron finish designed to resist fretting and galling wear.
AIRCRAFT CONNECTOR BONDING RESISTANCE TESTS AND …
The MIL-C-38999 connector is a common type found on aircraft and consists of a chromate conversion coating over cadmium plating which, in turn, is plated over nickel. The substrate is typically aluminum.
Home - Toolcraft, Inc.
There is the basic 8620 steel, a better grade of Gun Quality 8620 steel, an even better grade of Aircraft Quality 8620 steel, but then there is the best Aircraft Quality 8620 steel that is proprietary to Toolcraft only and no one else. These high standards of materials set us apart from the rest.
APF Armory Bolt Carrier Group AR-15 223 Remington 5 ...
The APF Nickel Boron BCG is heat treated, shot peened, and machined to mil spec standards. If you are looking for a high quality BCG that will provide years of abuse, this nickel boron BCG is the perfect upgrade to your firearm.
Bolt Carriers In Stock Gun Parts | gun.deals
Nickel Boron AR10 / .308 Bolt Carrier Group - BCGThis MPI 9310 NiB plated 308 BCG is a perfect choice for your AR10 or any other large frame DPMS pattern AR build. Made from enhanced 9310 steel in the bolt and 8620 tool steel in the carrier, this shot-peened BCG is one of the most reliable, well-made carrier groups in the industry.
Electroless and electrodeposition of nickel boron composites
Electroless and electrodeposition of nickel boron composites INDIRA RAJAGOPAL Materials Science Division, National Aeronautical Laboratory, Bangalore 560 017, India Abstract. It is shown that nickel boron composite coatings can be obtained by electroplating nickel from a bath containing dispersed boron …
AR Charging Handles: Mil Spec & Ambidextrous Charging Handles
We have charging handles for sale from the top brands in the industry, as well as the best ambidextrous charging handles, aka ambi charging handles, made with improved designs and the most reliable materials, including Nickel Boron coating. Adding an upgraded charging handle is an easy installation and requires no gunsmithing.
A*B Pro 5.56 Bolt Carrier Group - Complete Nickel Boron ...
The Nickel Boron coated Bolt and Cam Pin needs virtually no lube during use. The Nickel Boron coated Carrier is coated for extra lubricity and the phosphate coated extractor has a surface finish that provides superior extraction during firing. These Bolt Carrier Groups are ready to drop into your rifle.
BROWNELLS M16 5.56 BOLT CARRIER GROUP NICKEL BORON MP ...
The Brownells M16 5.56 Complete Bolt Carrier Group features a bolt fabricated from 9310 steel that includes a heat-treated and shot-peened finish. The bolt carrier itself is built using 8620 steel, which features a hardened finish. The whole BCG is completed with a nickel-boron coating. Steel quality assured with magnetic particle inspection
Low Mass Competition AR15 Bolt Carrier Group
Nib Nickel Boron Finish; Grade 8 Fasteners - Properly Staked to Mil-Spec (3.3.4.1 MIL-R-63997B(AR)) Cam Pin: Cam Pin Material: 4340 Aircraft Grade Steel; Nib Nickel Boron Finish; Firing Pin: Firing Pin Material: AISI 8740 Steel; Firing Pin Finish: Hard Chrome to 1.2.2.2 Mil-Std 171; Firing Pin Retaining Pin Material: Hardened Spring Steel
GRO 5.56 Bolt Carrier Group - Nickel Boron
Nickel Boron is the top of the line coating, with its superbly smooth finish. It is engineered to minimize on friction by cutting down the surface to surface contact between sliding parts. This finish not only reduces the friction, but it also dissipates heat, allowing for the least wear and tear.
Coated Bolt Carrier Group | Cryptic Coatings
Coated bolt carrier group (full auto version) for AR15, M16, or M4 machined from Mil-Spec 8620 aircraft quality steel with shrouded firing pin and Mil-Spec chrome lined interior. BCG includes the proper chrome lined and heat treated gas key. Gas key is secured to carrier …