手工焊接manual welding焊接螺柱weld studs双头螺柱double end studs等长双头螺柱double end studs (clamping type)六角头螺栓hexagon head bolt六角头精配螺栓（长螺纹）hexagon fitted bolts, long thread六角头精配螺栓（短螺纹）hexagon fitted bolts, short thread平垫圈组合件washer assemblies with plain washers弹簧垫圈组合件single coil spring lock washer assemblies外锯齿锁紧垫圈组合serrated lock washer external teeth assemblies六角头头部带孔螺栓hexagon bolts with wire holes on head细牙螺纹fine pitch thread全螺纹full thread六角头螺杆带孔螺栓hexagon bolts with split pin hole on shank六角头头部带十字槽螺栓cross recessed hexagon bolts with indentation六角头头部带内六角花形螺栓hexagon lobular socket六角法兰面螺栓hexagon bolts with flange六角法兰面螺栓-加大系列hexagon flange bolts—Heavy series活节螺栓eye bolt大半圆头方颈螺栓(马车螺栓)cup head square neck bolts with large head; mushroom head square neck bolts (carriage bolts) 小方头螺栓square head bolts with small headT型方颈螺栓T-head bolts with square neckT型双接头螺栓T-head bolts with double nip十字槽盘头螺钉pan head screws with cross recess十字槽球面中柱头螺钉screws, cross recessed, thin raised cheese head十字槽120°半沉头螺钉screws, cross recessed, 120° raised countersunk head内六角花形盘头螺钉hexalobular socket pan head screws内六角圆柱头螺钉hexagon socket head cap screws开槽圆柱头螺钉slotted cheese head screws开槽平端紧定螺钉slotted sit screws with flat point开槽锥端紧定螺钉slotted set screws with cone point开槽盘头螺钉slotted pan head screws开槽凹端紧定螺钉slotted set with cup point滚花平头螺钉knurled thumb screws thin type自攻螺钉和平垫圈组合件tapping screw and washer assemblies with plain washers螺栓bolt螺钉screw十字槽盘头螺钉cross recessed pan head screw外锯齿锁紧垫圈serrated lock washer external teeth assemblies锁紧垫圈sealing washers锥形锁紧垫圈组合件countersunk serrated external toothed lock washer assemblies锥形锯齿锁紧垫圈countersunk serrated external toothed lock washers十字槽半沉头螺钉cross recessed raised countersunk head screw; countersunk raised head screws (common head style) with cross recess 十字槽沉头螺钉countersunk flat head screws (common head style)with cross recess内六角花形半沉头螺钉hexalobular socket raised countersunk head screws内六角花形沉头螺钉hexalobular socket countersunk head screws内六角花形圆柱头自攻锁紧螺钉（A、B）hexagon lobular socket thread forming screws六角头自攻锁紧螺钉（A、B）hexagon head thread forming screws十字槽盘头自攻锁紧螺钉（A、B）cross recessed pan head thread forming screws十字槽沉头自攻锁紧螺钉（A、B）cross recessed countersunk head thread forming screws十字槽半沉头自攻锁紧螺钉（A、B）cross recessed raised countersunk head thread forming screws六角法兰面自攻螺钉hexagon flange head tapping screws内六角花形盘头自攻螺钉hexalobular socket pan head tapping screws十字槽沉头自攻螺钉cross recessed countersunk head tapping screws内六角花形沉头自攻螺钉hexalobular socket countersunk head tapping screws十字槽凹穴六角头自攻螺钉cross recessed hexagon head tapping screws within dentation十字槽半沉头自攻螺钉cross recessed raised countersunk head tapping screws内六角花形半沉头自攻螺钉hexalobular socket raised countersunk(oval)head tapping screws开槽锥端紧定螺钉slotted set screws with cone point开槽平端紧定螺钉slotted set screws with flat point开槽球面圆柱头轴位螺钉slotted raised cheese head with shoulder开槽带孔球面圆柱头螺钉slotted capstan screws开槽球面大圆柱头螺钉slotted large raised cheese head screws开槽沉头不脱出螺钉slotted countersunk head screws with waisted shank开槽半沉头不脱出螺钉slotted raised countersunk head screws with waisted shank开槽长圆柱端紧定螺钉slotted set screw with full dog point开槽平端紧定螺钉(半牙) slotted set screw with chamfered end内六角平端紧定螺钉hexagon socket set screws with flat point方头长圆柱端紧定螺钉square set screws with long dog point内六角锥端紧定螺钉hexagon socket set screws with cone point十字槽圆头木螺钉cross recessed round head wood screws十字槽半沉头木螺钉cross recessed raised countersunk head wood screws开槽沉头木螺钉slotted countersunk head wood screws开槽半沉头木螺钉slotted raised countersunk head wood screws开槽半圆头木螺钉slotted round head wood screws十字槽沉头木螺钉cross recessed countersunk head wood screws开槽滚花高头螺钉slotted knurled thumb screws with collar滚花高螺母knurled thumb nuts with collar滚花薄螺母knurled thumb thin nuts方螺母square nutsT型槽螺母T-slot nuts六角法兰面螺母hexagon nuts with flange现行非金属嵌件六角锁紧螺母prevailing torque type hexagon nuts(with non-metallic insert)现行全金属六角法兰面锁紧螺母prevailing torque type all-metal hexagon nuts with flange现行全金属六角锁紧螺母prevailing torque type all-metal hexagon nuts现行非金属嵌件六角法兰面锁紧螺母prevailing torque type hexagon nuts with flange(with non-metallic insert)六角螺母hexagon nuts1型六角螺母细牙hexagon nuts，style 1，with fine pitch thread焊接六角螺母hexagon weld nuts焊接方螺母square weld nuts薄型方螺母square nuts without bevel(pressed nuts)六角开槽螺母hexagon slotted and castle nuts六角开槽薄螺母hexagon thin slotted nuts六角头螺钉hexagon screws六角头木螺钉hexagon head wood screws (coach screws)六角头圆柱端紧定螺钉hexagon set screws with full dog point2型六角开槽螺母细牙A和B级hexagon slotted and castle nuts，style 2--Fine pitch thread--Product grades A and B 蝶形螺母—圆翼wing nuts-Round wing圆螺母round nuts组合式盖形螺母acorn nuts小六角较扁螺母small hexagon medium thin nuts小六角特薄细牙螺母pipe nuts with thread六角盖型螺母blind hexagon cap nuts圆球型盖型螺母ball knobs成组游动托板自锁螺母self-locking nuts, anchor, floating, Gang channel游动自锁螺母self-locking nuts, floating单耳托板自锁螺母保护罩boots for self-locking nuts, single lug, anchor单耳托板自锁螺母垫片spacers for self-locking nuts, single lug, anchor双耳托板自锁螺母保护罩boots for self-locking nuts, two lugs anchor角形托板自锁螺母垫片spacers for self-locking nuts, angle, anchor角形托板自锁螺母保护罩boots for self-locking nuts, angle, anchor自锁螺母技术条件procurement specification for self-locking nuts小垫圈small series小垫圈(用于圆柱头螺钉) washers for cheese head screws平垫圈plain washers平垫(带倒角) mediun washers大垫圈large series标准型弹簧垫圈single coil spring lock washers--Normal type; spring lock washers, square ends轻型弹簧垫圈single coil spring lock washers，Light type重型弹簧垫圈single coil spring lock washers，Heavy type; spring lock washers, tang ends组合件用弹簧垫圈single coil spring lock washer for assembly平垫圈用于螺钉和垫圈组合件pain washers for screw and washer assemblies圆螺母用止动垫圈tab washers for round nut内锯齿锁紧垫圈serrated lock washers internal teeth serrated齿锁紧垫圈serrated lock washers external teeth组合件用外锯齿锁紧垫圈serrated lock washer external teeth for assembly锥形锯齿锁紧垫圈Countersunk serrated external toothed lock washers组合件用锥形锯齿锁紧垫圈Countersunk external toothed lock washer for assembly鞍形弹性垫圈Curved spring washers; single coil spring lock washers波形弹性垫圈Wave spring washers方斜垫圈(U型)square taper washers for U-section方斜垫圈(I型)square taper washers for I-sections方垫圈square washers平垫圈用于自攻螺钉和垫圈组合件Plain washers for tapping sew and washer assemblies孔用弹性挡圈Circlips for hole；retaining rings for bores(internal)轴用弹性挡圈Circlips for shaft；retaining rings for shafts(external)开口挡圈“E” rings轴用钢丝挡圈Round wire snap rings for shaft孔用钢丝挡圈Round wire snap rings for hole切制挡圈Cutting rings夹紧挡圈Grip rings开口型平圆头抽芯铆钉Open end blind rivets with break pull mandrel and protruding head开口型沉头抽芯铆钉Open end blind rivets with break pull mandrel and countersunk head；flush head break mandrel blind rivets 封闭型平圆头抽芯铆钉Closed end blind rivets with break pull mandrel and protruding head封闭型沉头抽芯铆钉Closed end blind rivets with break pull mandrel and countersunk head封闭型扁圆头抽芯铆钉Mushroom head break mandrel closed end blind rivets封闭型沉头抽芯铆钉deg flush head break mandrel closed end blind rivets半圆头铆钉Round head rivets半圆头铆钉（粗制）Round head rivets—Black小半圆头铆钉Round head rivets with small head扁圆头铆钉Flat round head rivets大扁头铆钉mushroom head rivets扁圆头半空心铆钉Oval head semi－tubular rivets沉头铆钉Countersunk head rivets半沉头铆钉Oval countersunk head rivets120°沉头半空心铆钉120 degree countersunk head semi-tubular rivets沉头半空心铆钉Countersunk head semi-tubular rivets120°沉头铆钉120 degree countersunk head rivets120°半沉头铆钉120 degree oval countersunk rivets管状铆钉Self-locking nuts, hexagon light; Pipe type rivets?空心铆钉Tubular rivets平头铆钉Flat head rivets无头铆钉Headless rivets扁平头铆钉Thin head rivets大扁圆头铆钉Truss head rivets扁圆头铆钉Flat round head rivets平锥头铆钉Cone head rivets扁平头半空心铆钉Thin head semi-tubular rivets；Oval head semi-tubular rivets。