封阳台窗户怎么收费，找了一个人说不足1.8p按1.8算，星凤铝铝材1.4厚788
如果是选择铝材我更推荐伟昌铝材
型材表面应整洁 ， 不允许有裂纹、起皮、腐蚀和气泡等缺陷存在 。
涂层硬度
涂层经铅笔划痕试验,硬度≥1H 。
附着力
涂层的干式、湿式和沸水附着力均达到0级 。
耐冲击性
经冲击试验后,受冲击的涂层允许有微小裂纹,但粘胶带上不允许有粘落的涂层 。
耐盐酸性
经耐盐酸性试验后,目视检查试验后的涂层表面,不应有气泡及其他明显变化 。
耐溶剂性
经耐溶剂性试验后,涂层应无软化及其他明显变化 。
伟昌铝材对产品要求苛刻，技术精益求精
S-788
Performance?Specifications:
Specification?MIL-S-44408
Weight:
Type?I?-?608?lbs.
Type?II?-?650?lbs.
Type?III?-?633?lbs.
Payload:?3,300?lbs.
Roof?Load:?
Snow?and?Ice?-?40?lbs./sq.?ft.
Personnel?and?Equipment?-?660?lbs.?over?a?2?sq.?ft.?area
Floor?Loads:
Uniform?-?65?lbs./sq.?ft.
Concentrated?-?1000?lbs.?over?a?2?sq.?ft.?area
Point?Load?-?125?lbs.?over?a?1?sq.?in.?area
Insert?Loading:
Insert?Size
10-32
1/4-20?&?up
Torque
8?ft.?lbs.
10?ft.?lbs.
Pullout
800?lbs.
1000?lbs.
Temperature?Extremes:
Operating:?-65°?F?to? 125°?F?plus?solar?load
Non-operating:?-80°?F?to? 160°?F
Heat?Tranfer:
Type?I?-?0.50?BTU/hr./sq.?ft./°?F
Type?II?-?0.56?BTU/hr./sq.?ft./°?F
Type?III?-?0.56?BTU/hr./sq.?ft./°?F
RFI?Shielding:?Attenuation?of?60?dB?minimum?over?150?kHz?to?10?GHz?for?electric?and?magnetic?fields?and?plane?waves?measured?IAW?MIL-STD-285
Watertightness:?Tested?to?30?inch?fording?depth?and?to?simulated?rainfall
Lifting?Eyes:?Four?(4)?eyes?with?3?in.?inside?clearance.?5,000?lbs.?tensile?load?per?corner?in?any?direction
Towing?Eyes:?Four?(4)?eyes?with?3?in.?inside?clearance?IAW?MIL-STD-209
Features:
Roof?Access?Steps:?Four?(4)?folding?steps?in?sidewall?and?one?roof?handhold
Access?Ladder:?Standard?ladder?with?external?mounting?bracket
Options:
Generator?tunnel?(Type?III)
【封阳台窗户怎么收费，找了一个人说不足1.8p按1.8算，星凤铝铝材1.4厚788】Generator?tunnel,?escape?hatch?and?CB?purge?valve?(Type?II)
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